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Finding the Third Proportional to 60,665.06 and 131,809.13

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Solution

The third proportional to 60,665.06 and 131,809.13 is: 286,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,665.06 : 131,809.13 = 131,809.13 : x
  2. Step 2: Convert to fraction form
    60,665.06/131,809.13 = 131,809.13/x
  3. Step 3: Cross multiply
    60,665.06x = 131,809.13 × 131,809.13
  4. Step 4: Simplify right side
    60,665.06x = 17,373,645,433.27
  5. Step 5: Solve for x
    x = 17,373,645,433.27/60,665.06
  6. Step 6: Final answer
    x = 286,386.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.