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Finding the Fourth Proportional to 695,752.80, 960,599.43 and 534,318.18

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Solution

The fourth proportional to 695,752.80, 960,599.43 and 534,318.18 is: 737,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,752.80 : 960,599.43 = 534,318.18 : x
  2. Step 2: Convert to fraction form
    695,752.80/960,599.43 = 534,318.18/x
  3. Step 3: Cross multiply
    695,752.80x = 960,599.43 × 534,318.18
  4. Step 4: Simplify right side
    695,752.80x = 513,265,739,146.64
  5. Step 5: Solve for x
    x = 513,265,739,146.64/695,752.80
  6. Step 6: Final answer
    x = 737,712.79

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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.