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Finding the Fourth Proportional to 329,517.04, 454,733.08 and 178,614

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Solution

The fourth proportional to 329,517.04, 454,733.08 and 178,614 is: 246,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,517.04 : 454,733.08 = 178,614 : x
  2. Step 2: Convert to fraction form
    329,517.04/454,733.08 = 178,614/x
  3. Step 3: Cross multiply
    329,517.04x = 454,733.08 × 178,614
  4. Step 4: Simplify right side
    329,517.04x = 81,221,694,351.12
  5. Step 5: Solve for x
    x = 81,221,694,351.12/329,517.04
  6. Step 6: Final answer
    x = 246,487.08

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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.