Home / 702,555.24-1,053,831.28-542,863.38

Finding the Fourth Proportional to 702,555.24, 1,053,831.28 and 542,863.38

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Solution

The fourth proportional to 702,555.24, 1,053,831.28 and 542,863.38 is: 814,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,555.24 : 1,053,831.28 = 542,863.38 : x
  2. Step 2: Convert to fraction form
    702,555.24/1,053,831.28 = 542,863.38/x
  3. Step 3: Cross multiply
    702,555.24x = 1,053,831.28 × 542,863.38
  4. Step 4: Simplify right side
    702,555.24x = 572,086,410,610.53
  5. Step 5: Solve for x
    x = 572,086,410,610.53/702,555.24
  6. Step 6: Final answer
    x = 814,293.85

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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.