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Finding the Fourth Proportional to 547,493.85, 750,053.97 and 527,025.69

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Solution

The fourth proportional to 547,493.85, 750,053.97 and 527,025.69 is: 722,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,493.85 : 750,053.97 = 527,025.69 : x
  2. Step 2: Convert to fraction form
    547,493.85/750,053.97 = 527,025.69/x
  3. Step 3: Cross multiply
    547,493.85x = 750,053.97 × 527,025.69
  4. Step 4: Simplify right side
    547,493.85x = 395,297,711,076.49
  5. Step 5: Solve for x
    x = 395,297,711,076.49/547,493.85
  6. Step 6: Final answer
    x = 722,013.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.