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Finding the Third Proportional to 35,924 and 78,282

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Solution

The third proportional to 35,924 and 78,282 is: 170,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,924 : 78,282 = 78,282 : x
  2. Step 2: Convert to fraction form
    35,924/78,282 = 78,282/x
  3. Step 3: Cross multiply
    35,924x = 78,282 × 78,282
  4. Step 4: Simplify right side
    35,924x = 6,128,071,524
  5. Step 5: Solve for x
    x = 6,128,071,524/35,924
  6. Step 6: Final answer
    x = 170,584.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.