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Finding the Third Proportional to 39,752 and 53,796

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Solution

The third proportional to 39,752 and 53,796 is: 72,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752 : 53,796 = 53,796 : x
  2. Step 2: Convert to fraction form
    39,752/53,796 = 53,796/x
  3. Step 3: Cross multiply
    39,752x = 53,796 × 53,796
  4. Step 4: Simplify right side
    39,752x = 2,894,009,616
  5. Step 5: Solve for x
    x = 2,894,009,616/39,752
  6. Step 6: Final answer
    x = 72,801.61

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.