Home / 609,540.20-914,310.30-166,308.20

Finding the Fourth Proportional to 609,540.20, 914,310.30 and 166,308.20

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Solution

The fourth proportional to 609,540.20, 914,310.30 and 166,308.20 is: 249,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,540.20 : 914,310.30 = 166,308.20 : x
  2. Step 2: Convert to fraction form
    609,540.20/914,310.30 = 166,308.20/x
  3. Step 3: Cross multiply
    609,540.20x = 914,310.30 × 166,308.20
  4. Step 4: Simplify right side
    609,540.20x = 152,057,300,234.46
  5. Step 5: Solve for x
    x = 152,057,300,234.46/609,540.20
  6. Step 6: Final answer
    x = 249,462.30

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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.