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Finding the Third Proportional to 25,551,432 and 55,415,263

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Solution

The third proportional to 25,551,432 and 55,415,263 is: 120,183,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551,432 : 55,415,263 = 55,415,263 : x
  2. Step 2: Convert to fraction form
    25,551,432/55,415,263 = 55,415,263/x
  3. Step 3: Cross multiply
    25,551,432x = 55,415,263 × 55,415,263
  4. Step 4: Simplify right side
    25,551,432x = 3,070,851,373,359,169
  5. Step 5: Solve for x
    x = 3,070,851,373,359,169/25,551,432
  6. Step 6: Final answer
    x = 120,183,141.73

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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.