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Finding the Third Proportional to 170,248.50 and 369,981

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Solution

The third proportional to 170,248.50 and 369,981 is: 804,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,248.50 : 369,981 = 369,981 : x
  2. Step 2: Convert to fraction form
    170,248.50/369,981 = 369,981/x
  3. Step 3: Cross multiply
    170,248.50x = 369,981 × 369,981
  4. Step 4: Simplify right side
    170,248.50x = 136,885,940,361
  5. Step 5: Solve for x
    x = 136,885,940,361/170,248.50
  6. Step 6: Final answer
    x = 804,036.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.