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Finding the Third Proportional to 26,688 and 55,248

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Solution

The third proportional to 26,688 and 55,248 is: 114,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688 : 55,248 = 55,248 : x
  2. Step 2: Convert to fraction form
    26,688/55,248 = 55,248/x
  3. Step 3: Cross multiply
    26,688x = 55,248 × 55,248
  4. Step 4: Simplify right side
    26,688x = 3,052,341,504
  5. Step 5: Solve for x
    x = 3,052,341,504/26,688
  6. Step 6: Final answer
    x = 114,371.31

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.