Home / 614,943.10-922,414.65-531,999.10

Finding the Fourth Proportional to 614,943.10, 922,414.65 and 531,999.10

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Solution

The fourth proportional to 614,943.10, 922,414.65 and 531,999.10 is: 797,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,943.10 : 922,414.65 = 531,999.10 : x
  2. Step 2: Convert to fraction form
    614,943.10/922,414.65 = 531,999.10/x
  3. Step 3: Cross multiply
    614,943.10x = 922,414.65 × 531,999.10
  4. Step 4: Simplify right side
    614,943.10x = 490,723,763,626.82
  5. Step 5: Solve for x
    x = 490,723,763,626.82/614,943.10
  6. Step 6: Final answer
    x = 797,998.65

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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.