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Finding the Fourth Proportional to 503,534.20, 755,301.30 and 204,024.55

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Solution

The fourth proportional to 503,534.20, 755,301.30 and 204,024.55 is: 306,036.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,534.20 : 755,301.30 = 204,024.55 : x
  2. Step 2: Convert to fraction form
    503,534.20/755,301.30 = 204,024.55/x
  3. Step 3: Cross multiply
    503,534.20x = 755,301.30 × 204,024.55
  4. Step 4: Simplify right side
    503,534.20x = 154,100,007,846.92
  5. Step 5: Solve for x
    x = 154,100,007,846.92/503,534.20
  6. Step 6: Final answer
    x = 306,036.83

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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.