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Finding the Third Proportional to 159,361.88 and 343,314

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Solution

The third proportional to 159,361.88 and 343,314 is: 739,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,361.88 : 343,314 = 343,314 : x
  2. Step 2: Convert to fraction form
    159,361.88/343,314 = 343,314/x
  3. Step 3: Cross multiply
    159,361.88x = 343,314 × 343,314
  4. Step 4: Simplify right side
    159,361.88x = 117,864,502,596
  5. Step 5: Solve for x
    x = 117,864,502,596/159,361.88
  6. Step 6: Final answer
    x = 739,602.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.