Home / 697,722.60-1,046,583.90-254,663.40

Finding the Fourth Proportional to 697,722.60, 1,046,583.90 and 254,663.40

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Solution

The fourth proportional to 697,722.60, 1,046,583.90 and 254,663.40 is: 381,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,722.60 : 1,046,583.90 = 254,663.40 : x
  2. Step 2: Convert to fraction form
    697,722.60/1,046,583.90 = 254,663.40/x
  3. Step 3: Cross multiply
    697,722.60x = 1,046,583.90 × 254,663.40
  4. Step 4: Simplify right side
    697,722.60x = 266,526,614,359.26
  5. Step 5: Solve for x
    x = 266,526,614,359.26/697,722.60
  6. Step 6: Final answer
    x = 381,995.10

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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.