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Finding the Third Proportional to 55,984,452 and 86,891,221

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Solution

The third proportional to 55,984,452 and 86,891,221 is: 134,860,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984,452 : 86,891,221 = 86,891,221 : x
  2. Step 2: Convert to fraction form
    55,984,452/86,891,221 = 86,891,221/x
  3. Step 3: Cross multiply
    55,984,452x = 86,891,221 × 86,891,221
  4. Step 4: Simplify right side
    55,984,452x = 7,550,084,286,870,841
  5. Step 5: Solve for x
    x = 7,550,084,286,870,841/55,984,452
  6. Step 6: Final answer
    x = 134,860,376.71

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.