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Finding the Fourth Proportional to 329,737.90, 454,893.78 and 193,710.46

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Solution

The fourth proportional to 329,737.90, 454,893.78 and 193,710.46 is: 267,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,737.90 : 454,893.78 = 193,710.46 : x
  2. Step 2: Convert to fraction form
    329,737.90/454,893.78 = 193,710.46/x
  3. Step 3: Cross multiply
    329,737.90x = 454,893.78 × 193,710.46
  4. Step 4: Simplify right side
    329,737.90x = 88,117,683,374.94
  5. Step 5: Solve for x
    x = 88,117,683,374.94/329,737.90
  6. Step 6: Final answer
    x = 267,235.53

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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.