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Finding the Third Proportional to 17,391,520.13 and 37,779,777

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Solution

The third proportional to 17,391,520.13 and 37,779,777 is: 82,069,395.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391,520.13 : 37,779,777 = 37,779,777 : x
  2. Step 2: Convert to fraction form
    17,391,520.13/37,779,777 = 37,779,777/x
  3. Step 3: Cross multiply
    17,391,520.13x = 37,779,777 × 37,779,777
  4. Step 4: Simplify right side
    17,391,520.13x = 1,427,311,550,169,729
  5. Step 5: Solve for x
    x = 1,427,311,550,169,729/17,391,520.13
  6. Step 6: Final answer
    x = 82,069,395.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.