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Finding the Fourth Proportional to 695,753.80, 960,600.81 and 534,319.18

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Solution

The fourth proportional to 695,753.80, 960,600.81 and 534,319.18 is: 737,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,753.80 : 960,600.81 = 534,319.18 : x
  2. Step 2: Convert to fraction form
    695,753.80/960,600.81 = 534,319.18/x
  3. Step 3: Cross multiply
    695,753.80x = 960,600.81 × 534,319.18
  4. Step 4: Simplify right side
    695,753.80x = 513,267,437,106.54
  5. Step 5: Solve for x
    x = 513,267,437,106.54/695,753.80
  6. Step 6: Final answer
    x = 737,714.17

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1.5x scale

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.