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Finding the Fourth Proportional to 341,737.52, 512,715.94 and 164,257.40

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Solution

The fourth proportional to 341,737.52, 512,715.94 and 164,257.40 is: 246,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,737.52 : 512,715.94 = 164,257.40 : x
  2. Step 2: Convert to fraction form
    341,737.52/512,715.94 = 164,257.40/x
  3. Step 3: Cross multiply
    341,737.52x = 512,715.94 × 164,257.40
  4. Step 4: Simplify right side
    341,737.52x = 84,217,387,242.96
  5. Step 5: Solve for x
    x = 84,217,387,242.96/341,737.52
  6. Step 6: Final answer
    x = 246,438.81

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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.