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Finding the Third Proportional to 12,258 and 26,854

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Solution

The third proportional to 12,258 and 26,854 is: 58,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258 : 26,854 = 26,854 : x
  2. Step 2: Convert to fraction form
    12,258/26,854 = 26,854/x
  3. Step 3: Cross multiply
    12,258x = 26,854 × 26,854
  4. Step 4: Simplify right side
    12,258x = 721,137,316
  5. Step 5: Solve for x
    x = 721,137,316/12,258
  6. Step 6: Final answer
    x = 58,829.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.