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Finding the Third Proportional to 132,988 and 199,616

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Solution

The third proportional to 132,988 and 199,616 is: 299,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,988 : 199,616 = 199,616 : x
  2. Step 2: Convert to fraction form
    132,988/199,616 = 199,616/x
  3. Step 3: Cross multiply
    132,988x = 199,616 × 199,616
  4. Step 4: Simplify right side
    132,988x = 39,846,547,456
  5. Step 5: Solve for x
    x = 39,846,547,456/132,988
  6. Step 6: Final answer
    x = 299,625.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.