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Finding the Third Proportional to 56,985.75 and 124,005.75

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Solution

The third proportional to 56,985.75 and 124,005.75 is: 269,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,985.75 : 124,005.75 = 124,005.75 : x
  2. Step 2: Convert to fraction form
    56,985.75/124,005.75 = 124,005.75/x
  3. Step 3: Cross multiply
    56,985.75x = 124,005.75 × 124,005.75
  4. Step 4: Simplify right side
    56,985.75x = 15,377,426,033.06
  5. Step 5: Solve for x
    x = 15,377,426,033.06/56,985.75
  6. Step 6: Final answer
    x = 269,846.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.