Home / 706,459.29-974,939.41-404,711.61

Finding the Fourth Proportional to 706,459.29, 974,939.41 and 404,711.61

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Solution

The fourth proportional to 706,459.29, 974,939.41 and 404,711.61 is: 558,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,459.29 : 974,939.41 = 404,711.61 : x
  2. Step 2: Convert to fraction form
    706,459.29/974,939.41 = 404,711.61/x
  3. Step 3: Cross multiply
    706,459.29x = 974,939.41 × 404,711.61
  4. Step 4: Simplify right side
    706,459.29x = 394,569,298,273.55
  5. Step 5: Solve for x
    x = 394,569,298,273.55/706,459.29
  6. Step 6: Final answer
    x = 558,516.68

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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.