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Finding the Fourth Proportional to 360,532.32, 497,550.15 and 199,387.41

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Solution

The fourth proportional to 360,532.32, 497,550.15 and 199,387.41 is: 275,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,532.32 : 497,550.15 = 199,387.41 : x
  2. Step 2: Convert to fraction form
    360,532.32/497,550.15 = 199,387.41/x
  3. Step 3: Cross multiply
    360,532.32x = 497,550.15 × 199,387.41
  4. Step 4: Simplify right side
    360,532.32x = 99,205,235,753.61
  5. Step 5: Solve for x
    x = 99,205,235,753.61/360,532.32
  6. Step 6: Final answer
    x = 275,163.22

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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.