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Finding the Fourth Proportional to 504,034.88, 756,160.80 and 251,451.20

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Solution

The fourth proportional to 504,034.88, 756,160.80 and 251,451.20 is: 377,230.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,034.88 : 756,160.80 = 251,451.20 : x
  2. Step 2: Convert to fraction form
    504,034.88/756,160.80 = 251,451.20/x
  3. Step 3: Cross multiply
    504,034.88x = 756,160.80 × 251,451.20
  4. Step 4: Simplify right side
    504,034.88x = 190,137,540,552.96
  5. Step 5: Solve for x
    x = 190,137,540,552.96/504,034.88
  6. Step 6: Final answer
    x = 377,230.92

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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.