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Finding the Third Proportional to 17,699,132.81 and 38,910,618

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Solution

The third proportional to 17,699,132.81 and 38,910,618 is: 85,542,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699,132.81 : 38,910,618 = 38,910,618 : x
  2. Step 2: Convert to fraction form
    17,699,132.81/38,910,618 = 38,910,618/x
  3. Step 3: Cross multiply
    17,699,132.81x = 38,910,618 × 38,910,618
  4. Step 4: Simplify right side
    17,699,132.81x = 1,514,036,193,141,924
  5. Step 5: Solve for x
    x = 1,514,036,193,141,924/17,699,132.81
  6. Step 6: Final answer
    x = 85,542,959.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.