Home / 732,143.28-1,010,349.93-409,856.02

Finding the Fourth Proportional to 732,143.28, 1,010,349.93 and 409,856.02

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Solution

The fourth proportional to 732,143.28, 1,010,349.93 and 409,856.02 is: 565,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,143.28 : 1,010,349.93 = 409,856.02 : x
  2. Step 2: Convert to fraction form
    732,143.28/1,010,349.93 = 409,856.02/x
  3. Step 3: Cross multiply
    732,143.28x = 1,010,349.93 × 409,856.02
  4. Step 4: Simplify right side
    732,143.28x = 414,098,001,117.08
  5. Step 5: Solve for x
    x = 414,098,001,117.08/732,143.28
  6. Step 6: Final answer
    x = 565,596.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.