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Finding the Fourth Proportional to 653,714.72, 980,010.48 and 227,195.13

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Solution

The fourth proportional to 653,714.72, 980,010.48 and 227,195.13 is: 340,597.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,714.72 : 980,010.48 = 227,195.13 : x
  2. Step 2: Convert to fraction form
    653,714.72/980,010.48 = 227,195.13/x
  3. Step 3: Cross multiply
    653,714.72x = 980,010.48 × 227,195.13
  4. Step 4: Simplify right side
    653,714.72x = 222,653,608,404.96
  5. Step 5: Solve for x
    x = 222,653,608,404.96/653,714.72
  6. Step 6: Final answer
    x = 340,597.52

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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.