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Finding the Third Proportional to 149,168 and 230,439

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Solution

The third proportional to 149,168 and 230,439 is: 355,988.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,168 : 230,439 = 230,439 : x
  2. Step 2: Convert to fraction form
    149,168/230,439 = 230,439/x
  3. Step 3: Cross multiply
    149,168x = 230,439 × 230,439
  4. Step 4: Simplify right side
    149,168x = 53,102,132,721
  5. Step 5: Solve for x
    x = 53,102,132,721/149,168
  6. Step 6: Final answer
    x = 355,988.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.