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Finding the Fourth Proportional to 503,046.54, 754,575.89 and 199,515.24

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Solution

The fourth proportional to 503,046.54, 754,575.89 and 199,515.24 is: 299,275.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,046.54 : 754,575.89 = 199,515.24 : x
  2. Step 2: Convert to fraction form
    503,046.54/754,575.89 = 199,515.24/x
  3. Step 3: Cross multiply
    503,046.54x = 754,575.89 × 199,515.24
  4. Step 4: Simplify right side
    503,046.54x = 150,549,388,793.99
  5. Step 5: Solve for x
    x = 150,549,388,793.99/503,046.54
  6. Step 6: Final answer
    x = 299,275.27

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Similar ratio
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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.