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Finding the Third Proportional to 39,623,441 and 86,281,207

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Solution

The third proportional to 39,623,441 and 86,281,207 is: 187,879,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623,441 : 86,281,207 = 86,281,207 : x
  2. Step 2: Convert to fraction form
    39,623,441/86,281,207 = 86,281,207/x
  3. Step 3: Cross multiply
    39,623,441x = 86,281,207 × 86,281,207
  4. Step 4: Simplify right side
    39,623,441x = 7,444,446,681,376,849
  5. Step 5: Solve for x
    x = 7,444,446,681,376,849/39,623,441
  6. Step 6: Final answer
    x = 187,879,863.37

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.