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Finding the Fourth Proportional to 496,423.73, 744,487.16 and 180,806.83

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Solution

The fourth proportional to 496,423.73, 744,487.16 and 180,806.83 is: 271,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,423.73 : 744,487.16 = 180,806.83 : x
  2. Step 2: Convert to fraction form
    496,423.73/744,487.16 = 180,806.83/x
  3. Step 3: Cross multiply
    496,423.73x = 744,487.16 × 180,806.83
  4. Step 4: Simplify right side
    496,423.73x = 134,608,360,610.05
  5. Step 5: Solve for x
    x = 134,608,360,610.05/496,423.73
  6. Step 6: Final answer
    x = 271,156.18

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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.