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Finding the Fourth Proportional to 508,002.50, 761,470.35 and 170,926.14

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Solution

The fourth proportional to 508,002.50, 761,470.35 and 170,926.14 is: 256,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,002.50 : 761,470.35 = 170,926.14 : x
  2. Step 2: Convert to fraction form
    508,002.50/761,470.35 = 170,926.14/x
  3. Step 3: Cross multiply
    508,002.50x = 761,470.35 × 170,926.14
  4. Step 4: Simplify right side
    508,002.50x = 130,155,186,542.68
  5. Step 5: Solve for x
    x = 130,155,186,542.68/508,002.50
  6. Step 6: Final answer
    x = 256,209.73

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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.