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Finding the Fourth Proportional to 547,490.49, 750,049.37 and 527,022.30

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Solution

The fourth proportional to 547,490.49, 750,049.37 and 527,022.30 is: 722,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,490.49 : 750,049.37 = 527,022.30 : x
  2. Step 2: Convert to fraction form
    547,490.49/750,049.37 = 527,022.30/x
  3. Step 3: Cross multiply
    547,490.49x = 750,049.37 × 527,022.30
  4. Step 4: Simplify right side
    547,490.49x = 395,292,741,455.84
  5. Step 5: Solve for x
    x = 395,292,741,455.84/547,490.49
  6. Step 6: Final answer
    x = 722,008.42

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1.5x scale

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.