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Finding the Third Proportional to 15,918 and 34,752

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Solution

The third proportional to 15,918 and 34,752 is: 75,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918 : 34,752 = 34,752 : x
  2. Step 2: Convert to fraction form
    15,918/34,752 = 34,752/x
  3. Step 3: Cross multiply
    15,918x = 34,752 × 34,752
  4. Step 4: Simplify right side
    15,918x = 1,207,701,504
  5. Step 5: Solve for x
    x = 1,207,701,504/15,918
  6. Step 6: Final answer
    x = 75,870.18

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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.