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Finding the Fourth Proportional to 175,266.80, 262,919.40 and 169,737.20

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Solution

The fourth proportional to 175,266.80, 262,919.40 and 169,737.20 is: 254,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,266.80 : 262,919.40 = 169,737.20 : x
  2. Step 2: Convert to fraction form
    175,266.80/262,919.40 = 169,737.20/x
  3. Step 3: Cross multiply
    175,266.80x = 262,919.40 × 169,737.20
  4. Step 4: Simplify right side
    175,266.80x = 44,627,202,781.68
  5. Step 5: Solve for x
    x = 44,627,202,781.68/175,266.80
  6. Step 6: Final answer
    x = 254,624.39

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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.