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Finding the Fourth Proportional to 272,597.96, 408,898.76 and 95,104.28

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Solution

The fourth proportional to 272,597.96, 408,898.76 and 95,104.28 is: 142,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,597.96 : 408,898.76 = 95,104.28 : x
  2. Step 2: Convert to fraction form
    272,597.96/408,898.76 = 95,104.28/x
  3. Step 3: Cross multiply
    272,597.96x = 408,898.76 × 95,104.28
  4. Step 4: Simplify right side
    272,597.96x = 38,888,019,642.68
  5. Step 5: Solve for x
    x = 38,888,019,642.68/272,597.96
  6. Step 6: Final answer
    x = 142,657.05

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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.