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Finding the Third Proportional to 5,527,928 and 11,961,328

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Solution

The third proportional to 5,527,928 and 11,961,328 is: 25,881,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527,928 : 11,961,328 = 11,961,328 : x
  2. Step 2: Convert to fraction form
    5,527,928/11,961,328 = 11,961,328/x
  3. Step 3: Cross multiply
    5,527,928x = 11,961,328 × 11,961,328
  4. Step 4: Simplify right side
    5,527,928x = 143,073,367,523,584
  5. Step 5: Solve for x
    x = 143,073,367,523,584/5,527,928
  6. Step 6: Final answer
    x = 25,881,915.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.