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Finding the Fourth Proportional to 496,318.01, 744,114.05 and 159,166.74

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Solution

The fourth proportional to 496,318.01, 744,114.05 and 159,166.74 is: 238,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,318.01 : 744,114.05 = 159,166.74 : x
  2. Step 2: Convert to fraction form
    496,318.01/744,114.05 = 159,166.74/x
  3. Step 3: Cross multiply
    496,318.01x = 744,114.05 × 159,166.74
  4. Step 4: Simplify right side
    496,318.01x = 118,438,207,924.61
  5. Step 5: Solve for x
    x = 118,438,207,924.61/496,318.01
  6. Step 6: Final answer
    x = 238,633.71

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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.