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Finding the Fourth Proportional to 360,500.19, 497,493.50 and 199,366.13

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Solution

The fourth proportional to 360,500.19, 497,493.50 and 199,366.13 is: 275,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,500.19 : 497,493.50 = 199,366.13 : x
  2. Step 2: Convert to fraction form
    360,500.19/497,493.50 = 199,366.13/x
  3. Step 3: Cross multiply
    360,500.19x = 497,493.50 × 199,366.13
  4. Step 4: Simplify right side
    360,500.19x = 99,183,350,310.86
  5. Step 5: Solve for x
    x = 99,183,350,310.86/360,500.19
  6. Step 6: Final answer
    x = 275,127.04

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Double scale
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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.