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Finding the Third Proportional to 170,538 and 238,545

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Solution

The third proportional to 170,538 and 238,545 is: 333,671.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,538 : 238,545 = 238,545 : x
  2. Step 2: Convert to fraction form
    170,538/238,545 = 238,545/x
  3. Step 3: Cross multiply
    170,538x = 238,545 × 238,545
  4. Step 4: Simplify right side
    170,538x = 56,903,717,025
  5. Step 5: Solve for x
    x = 56,903,717,025/170,538
  6. Step 6: Final answer
    x = 333,671.77

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.