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Finding the Third Proportional to 18,175,699.50 and 38,905,167

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Solution

The third proportional to 18,175,699.50 and 38,905,167 is: 83,276,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175,699.50 : 38,905,167 = 38,905,167 : x
  2. Step 2: Convert to fraction form
    18,175,699.50/38,905,167 = 38,905,167/x
  3. Step 3: Cross multiply
    18,175,699.50x = 38,905,167 × 38,905,167
  4. Step 4: Simplify right side
    18,175,699.50x = 1,513,612,019,297,889
  5. Step 5: Solve for x
    x = 1,513,612,019,297,889/18,175,699.50
  6. Step 6: Final answer
    x = 83,276,685.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.