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Finding the Third Proportional to 4,472,517 and 9,653,190

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Solution

The third proportional to 4,472,517 and 9,653,190 is: 20,834,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,517 : 9,653,190 = 9,653,190 : x
  2. Step 2: Convert to fraction form
    4,472,517/9,653,190 = 9,653,190/x
  3. Step 3: Cross multiply
    4,472,517x = 9,653,190 × 9,653,190
  4. Step 4: Simplify right side
    4,472,517x = 93,184,077,176,100
  5. Step 5: Solve for x
    x = 93,184,077,176,100/4,472,517
  6. Step 6: Final answer
    x = 20,834,817.88

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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.