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Finding the Fourth Proportional to 508,504.08, 762,869.52 and 166,962.72

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Solution

The fourth proportional to 508,504.08, 762,869.52 and 166,962.72 is: 250,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,504.08 : 762,869.52 = 166,962.72 : x
  2. Step 2: Convert to fraction form
    508,504.08/762,869.52 = 166,962.72/x
  3. Step 3: Cross multiply
    508,504.08x = 762,869.52 × 166,962.72
  4. Step 4: Simplify right side
    508,504.08x = 127,370,770,064.29
  5. Step 5: Solve for x
    x = 127,370,770,064.29/508,504.08
  6. Step 6: Final answer
    x = 250,481.31

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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.