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Finding the Third Proportional to 26,838 and 39,436.50

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Solution

The third proportional to 26,838 and 39,436.50 is: 57,949.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,838 : 39,436.50 = 39,436.50 : x
  2. Step 2: Convert to fraction form
    26,838/39,436.50 = 39,436.50/x
  3. Step 3: Cross multiply
    26,838x = 39,436.50 × 39,436.50
  4. Step 4: Simplify right side
    26,838x = 1,555,237,532.25
  5. Step 5: Solve for x
    x = 1,555,237,532.25/26,838
  6. Step 6: Final answer
    x = 57,949.08

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.