Home / 1,046,574.30-1,569,861.45-258,606.30

Finding the Fourth Proportional to 1,046,574.30, 1,569,861.45 and 258,606.30

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Solution

The fourth proportional to 1,046,574.30, 1,569,861.45 and 258,606.30 is: 387,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,574.30 : 1,569,861.45 = 258,606.30 : x
  2. Step 2: Convert to fraction form
    1,046,574.30/1,569,861.45 = 258,606.30/x
  3. Step 3: Cross multiply
    1,046,574.30x = 1,569,861.45 × 258,606.30
  4. Step 4: Simplify right side
    1,046,574.30x = 405,976,061,097.14
  5. Step 5: Solve for x
    x = 405,976,061,097.14/1,046,574.30
  6. Step 6: Final answer
    x = 387,909.45

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Half scale
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Double scale
Find fourth proportional to 1,046,575.30, 1,569,862.95 and 258,607.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.