Home / 908,355.88-1,253,470.92-545,795

Finding the Fourth Proportional to 908,355.88, 1,253,470.92 and 545,795

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Solution

The fourth proportional to 908,355.88, 1,253,470.92 and 545,795 is: 753,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,355.88 : 1,253,470.92 = 545,795 : x
  2. Step 2: Convert to fraction form
    908,355.88/1,253,470.92 = 545,795/x
  3. Step 3: Cross multiply
    908,355.88x = 1,253,470.92 × 545,795
  4. Step 4: Simplify right side
    908,355.88x = 684,138,160,781.40
  5. Step 5: Solve for x
    x = 684,138,160,781.40/908,355.88
  6. Step 6: Final answer
    x = 753,160.93

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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.