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Finding the Third Proportional to 98,282.50 and 147,269

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Solution

The third proportional to 98,282.50 and 147,269 is: 220,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,282.50 : 147,269 = 147,269 : x
  2. Step 2: Convert to fraction form
    98,282.50/147,269 = 147,269/x
  3. Step 3: Cross multiply
    98,282.50x = 147,269 × 147,269
  4. Step 4: Simplify right side
    98,282.50x = 21,688,158,361
  5. Step 5: Solve for x
    x = 21,688,158,361/98,282.50
  6. Step 6: Final answer
    x = 220,671.62

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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.