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Finding the Third Proportional to 40,943 and 87,808

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Solution

The third proportional to 40,943 and 87,808 is: 188,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,943 : 87,808 = 87,808 : x
  2. Step 2: Convert to fraction form
    40,943/87,808 = 87,808/x
  3. Step 3: Cross multiply
    40,943x = 87,808 × 87,808
  4. Step 4: Simplify right side
    40,943x = 7,710,244,864
  5. Step 5: Solve for x
    x = 7,710,244,864/40,943
  6. Step 6: Final answer
    x = 188,316.56

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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.