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Finding the Third Proportional to 25,838 and 38,758

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Solution

The third proportional to 25,838 and 38,758 is: 58,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,838 : 38,758 = 38,758 : x
  2. Step 2: Convert to fraction form
    25,838/38,758 = 38,758/x
  3. Step 3: Cross multiply
    25,838x = 38,758 × 38,758
  4. Step 4: Simplify right side
    25,838x = 1,502,182,564
  5. Step 5: Solve for x
    x = 1,502,182,564/25,838
  6. Step 6: Final answer
    x = 58,138.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.