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Finding the Third Proportional to 170,145.56 and 251,330.34

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Solution

The third proportional to 170,145.56 and 251,330.34 is: 371,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,145.56 : 251,330.34 = 251,330.34 : x
  2. Step 2: Convert to fraction form
    170,145.56/251,330.34 = 251,330.34/x
  3. Step 3: Cross multiply
    170,145.56x = 251,330.34 × 251,330.34
  4. Step 4: Simplify right side
    170,145.56x = 63,166,941,689.49
  5. Step 5: Solve for x
    x = 63,166,941,689.49/170,145.56
  6. Step 6: Final answer
    x = 371,252.36

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.