Home / 641,211.70-884,713.17-414,584.50

Finding the Fourth Proportional to 641,211.70, 884,713.17 and 414,584.50

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Solution

The fourth proportional to 641,211.70, 884,713.17 and 414,584.50 is: 572,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,211.70 : 884,713.17 = 414,584.50 : x
  2. Step 2: Convert to fraction form
    641,211.70/884,713.17 = 414,584.50/x
  3. Step 3: Cross multiply
    641,211.70x = 884,713.17 × 414,584.50
  4. Step 4: Simplify right side
    641,211.70x = 366,788,367,227.87
  5. Step 5: Solve for x
    x = 366,788,367,227.87/641,211.70
  6. Step 6: Final answer
    x = 572,023.82

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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.