Home / 1,769,014.20-2,653,521.30-439,318.20

Finding the Fourth Proportional to 1,769,014.20, 2,653,521.30 and 439,318.20

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Solution

The fourth proportional to 1,769,014.20, 2,653,521.30 and 439,318.20 is: 658,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,014.20 : 2,653,521.30 = 439,318.20 : x
  2. Step 2: Convert to fraction form
    1,769,014.20/2,653,521.30 = 439,318.20/x
  3. Step 3: Cross multiply
    1,769,014.20x = 2,653,521.30 × 439,318.20
  4. Step 4: Simplify right side
    1,769,014.20x = 1,165,740,201,177.66
  5. Step 5: Solve for x
    x = 1,165,740,201,177.66/1,769,014.20
  6. Step 6: Final answer
    x = 658,977.30

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Double scale
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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.