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Finding the Third Proportional to 154,208.75 and 230,034

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Solution

The third proportional to 154,208.75 and 230,034 is: 343,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,208.75 : 230,034 = 230,034 : x
  2. Step 2: Convert to fraction form
    154,208.75/230,034 = 230,034/x
  3. Step 3: Cross multiply
    154,208.75x = 230,034 × 230,034
  4. Step 4: Simplify right side
    154,208.75x = 52,915,641,156
  5. Step 5: Solve for x
    x = 52,915,641,156/154,208.75
  6. Step 6: Final answer
    x = 343,142.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.