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Finding the Fourth Proportional to 500,126.76, 750,267.90 and 167,625

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Solution

The fourth proportional to 500,126.76, 750,267.90 and 167,625 is: 251,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,126.76 : 750,267.90 = 167,625 : x
  2. Step 2: Convert to fraction form
    500,126.76/750,267.90 = 167,625/x
  3. Step 3: Cross multiply
    500,126.76x = 750,267.90 × 167,625
  4. Step 4: Simplify right side
    500,126.76x = 125,763,656,737.50
  5. Step 5: Solve for x
    x = 125,763,656,737.50/500,126.76
  6. Step 6: Final answer
    x = 251,463.56

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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.