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Finding the Third Proportional to 159,236 and 240,646

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Solution

The third proportional to 159,236 and 240,646 is: 363,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,236 : 240,646 = 240,646 : x
  2. Step 2: Convert to fraction form
    159,236/240,646 = 240,646/x
  3. Step 3: Cross multiply
    159,236x = 240,646 × 240,646
  4. Step 4: Simplify right side
    159,236x = 57,910,497,316
  5. Step 5: Solve for x
    x = 57,910,497,316/159,236
  6. Step 6: Final answer
    x = 363,677.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.