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Finding the Fourth Proportional to 272,263.97, 408,582.02 and 94,770.98

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Solution

The fourth proportional to 272,263.97, 408,582.02 and 94,770.98 is: 142,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,263.97 : 408,582.02 = 94,770.98 : x
  2. Step 2: Convert to fraction form
    272,263.97/408,582.02 = 94,770.98/x
  3. Step 3: Cross multiply
    272,263.97x = 408,582.02 × 94,770.98
  4. Step 4: Simplify right side
    272,263.97x = 38,721,718,445.78
  5. Step 5: Solve for x
    x = 38,721,718,445.78/272,263.97
  6. Step 6: Final answer
    x = 142,221.24

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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.