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Finding the Third Proportional to 123,349.50 and 270,255.75

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Solution

The third proportional to 123,349.50 and 270,255.75 is: 592,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,349.50 : 270,255.75 = 270,255.75 : x
  2. Step 2: Convert to fraction form
    123,349.50/270,255.75 = 270,255.75/x
  3. Step 3: Cross multiply
    123,349.50x = 270,255.75 × 270,255.75
  4. Step 4: Simplify right side
    123,349.50x = 73,038,170,408.06
  5. Step 5: Solve for x
    x = 73,038,170,408.06/123,349.50
  6. Step 6: Final answer
    x = 592,123.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.