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Finding the Third Proportional to 55,241,780 and 83,630,414

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Solution

The third proportional to 55,241,780 and 83,630,414 is: 126,607,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241,780 : 83,630,414 = 83,630,414 : x
  2. Step 2: Convert to fraction form
    55,241,780/83,630,414 = 83,630,414/x
  3. Step 3: Cross multiply
    55,241,780x = 83,630,414 × 83,630,414
  4. Step 4: Simplify right side
    55,241,780x = 6,994,046,145,811,396
  5. Step 5: Solve for x
    x = 6,994,046,145,811,396/55,241,780
  6. Step 6: Final answer
    x = 126,607,907.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.