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Finding the Third Proportional to 56,479.97 and 122,258.34

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Solution

The third proportional to 56,479.97 and 122,258.34 is: 264,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,479.97 : 122,258.34 = 122,258.34 : x
  2. Step 2: Convert to fraction form
    56,479.97/122,258.34 = 122,258.34/x
  3. Step 3: Cross multiply
    56,479.97x = 122,258.34 × 122,258.34
  4. Step 4: Simplify right side
    56,479.97x = 14,947,102,616.49
  5. Step 5: Solve for x
    x = 14,947,102,616.49/56,479.97
  6. Step 6: Final answer
    x = 264,644.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.