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Finding the Fourth Proportional to 534,687.38, 802,031.07 and 179,701.40

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Solution

The fourth proportional to 534,687.38, 802,031.07 and 179,701.40 is: 269,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,687.38 : 802,031.07 = 179,701.40 : x
  2. Step 2: Convert to fraction form
    534,687.38/802,031.07 = 179,701.40/x
  3. Step 3: Cross multiply
    534,687.38x = 802,031.07 × 179,701.40
  4. Step 4: Simplify right side
    534,687.38x = 144,126,106,122.50
  5. Step 5: Solve for x
    x = 144,126,106,122.50/534,687.38
  6. Step 6: Final answer
    x = 269,552.10

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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.