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Finding the Fourth Proportional to 701,877.20, 968,593.52 and 379,587.36

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Solution

The fourth proportional to 701,877.20, 968,593.52 and 379,587.36 is: 523,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,877.20 : 968,593.52 = 379,587.36 : x
  2. Step 2: Convert to fraction form
    701,877.20/968,593.52 = 379,587.36/x
  3. Step 3: Cross multiply
    701,877.20x = 968,593.52 × 379,587.36
  4. Step 4: Simplify right side
    701,877.20x = 367,665,857,169.91
  5. Step 5: Solve for x
    x = 367,665,857,169.91/701,877.20
  6. Step 6: Final answer
    x = 523,832.17

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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.