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Finding the Fourth Proportional to 504,139.88, 756,168.24 and 167,070.44

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Solution

The fourth proportional to 504,139.88, 756,168.24 and 167,070.44 is: 250,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,139.88 : 756,168.24 = 167,070.44 : x
  2. Step 2: Convert to fraction form
    504,139.88/756,168.24 = 167,070.44/x
  3. Step 3: Cross multiply
    504,139.88x = 756,168.24 × 167,070.44
  4. Step 4: Simplify right side
    504,139.88x = 126,333,360,570.83
  5. Step 5: Solve for x
    x = 126,333,360,570.83/504,139.88
  6. Step 6: Final answer
    x = 250,591.88

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Double scale
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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.