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Finding the Fourth Proportional to 271,949.74, 375,344.31 and 173,770.18

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Solution

The fourth proportional to 271,949.74, 375,344.31 and 173,770.18 is: 239,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,949.74 : 375,344.31 = 173,770.18 : x
  2. Step 2: Convert to fraction form
    271,949.74/375,344.31 = 173,770.18/x
  3. Step 3: Cross multiply
    271,949.74x = 375,344.31 × 173,770.18
  4. Step 4: Simplify right side
    271,949.74x = 65,223,648,023.95
  5. Step 5: Solve for x
    x = 65,223,648,023.95/271,949.74
  6. Step 6: Final answer
    x = 239,837.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.