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Finding the Third Proportional to 17,998 and 39,282

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Solution

The third proportional to 17,998 and 39,282 is: 85,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998 : 39,282 = 39,282 : x
  2. Step 2: Convert to fraction form
    17,998/39,282 = 39,282/x
  3. Step 3: Cross multiply
    17,998x = 39,282 × 39,282
  4. Step 4: Simplify right side
    17,998x = 1,543,075,524
  5. Step 5: Solve for x
    x = 1,543,075,524/17,998
  6. Step 6: Final answer
    x = 85,735.94

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1.5x scale

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.