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Finding the Fourth Proportional to 608,068.76, 912,232.53 and 181,600.11

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Solution

The fourth proportional to 608,068.76, 912,232.53 and 181,600.11 is: 272,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,068.76 : 912,232.53 = 181,600.11 : x
  2. Step 2: Convert to fraction form
    608,068.76/912,232.53 = 181,600.11/x
  3. Step 3: Cross multiply
    608,068.76x = 912,232.53 × 181,600.11
  4. Step 4: Simplify right side
    608,068.76x = 165,661,527,793.58
  5. Step 5: Solve for x
    x = 165,661,527,793.58/608,068.76
  6. Step 6: Final answer
    x = 272,438.81

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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.