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Finding the Fourth Proportional to 252,127.40, 377,672.70 and 173,330.60

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Solution

The fourth proportional to 252,127.40, 377,672.70 and 173,330.60 is: 259,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,127.40 : 377,672.70 = 173,330.60 : x
  2. Step 2: Convert to fraction form
    252,127.40/377,672.70 = 173,330.60/x
  3. Step 3: Cross multiply
    252,127.40x = 377,672.70 × 173,330.60
  4. Step 4: Simplify right side
    252,127.40x = 65,462,235,694.62
  5. Step 5: Solve for x
    x = 65,462,235,694.62/252,127.40
  6. Step 6: Final answer
    x = 259,639.51

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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.