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Finding the Fourth Proportional to 496,318.35, 744,114.55 and 159,167.08

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Solution

The fourth proportional to 496,318.35, 744,114.55 and 159,167.08 is: 238,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,318.35 : 744,114.55 = 159,167.08 : x
  2. Step 2: Convert to fraction form
    496,318.35/744,114.55 = 159,167.08/x
  3. Step 3: Cross multiply
    496,318.35x = 744,114.55 × 159,167.08
  4. Step 4: Simplify right side
    496,318.35x = 118,438,540,109.01
  5. Step 5: Solve for x
    x = 118,438,540,109.01/496,318.35
  6. Step 6: Final answer
    x = 238,634.22

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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.