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Finding the Fourth Proportional to 597,772.20, 897,695.10 and 579,109.80

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Solution

The fourth proportional to 597,772.20, 897,695.10 and 579,109.80 is: 869,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,772.20 : 897,695.10 = 579,109.80 : x
  2. Step 2: Convert to fraction form
    597,772.20/897,695.10 = 579,109.80/x
  3. Step 3: Cross multiply
    597,772.20x = 897,695.10 × 579,109.80
  4. Step 4: Simplify right side
    597,772.20x = 519,864,029,821.98
  5. Step 5: Solve for x
    x = 519,864,029,821.98/597,772.20
  6. Step 6: Final answer
    x = 869,669.13

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1.5x scale

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.