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Finding the Third Proportional to 55,612.13 and 122,293.13

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Solution

The third proportional to 55,612.13 and 122,293.13 is: 268,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.13 : 122,293.13 = 122,293.13 : x
  2. Step 2: Convert to fraction form
    55,612.13/122,293.13 = 122,293.13/x
  3. Step 3: Cross multiply
    55,612.13x = 122,293.13 × 122,293.13
  4. Step 4: Simplify right side
    55,612.13x = 14,955,608,422.27
  5. Step 5: Solve for x
    x = 14,955,608,422.27/55,612.13
  6. Step 6: Final answer
    x = 268,927.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.