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Finding the Third Proportional to 88,669 and 133,072

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Solution

The third proportional to 88,669 and 133,072 is: 199,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669 : 133,072 = 133,072 : x
  2. Step 2: Convert to fraction form
    88,669/133,072 = 133,072/x
  3. Step 3: Cross multiply
    88,669x = 133,072 × 133,072
  4. Step 4: Simplify right side
    88,669x = 17,708,157,184
  5. Step 5: Solve for x
    x = 17,708,157,184/88,669
  6. Step 6: Final answer
    x = 199,710.80

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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.