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Finding the Third Proportional to 158,100.75 and 342,654.75

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Solution

The third proportional to 158,100.75 and 342,654.75 is: 742,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,100.75 : 342,654.75 = 342,654.75 : x
  2. Step 2: Convert to fraction form
    158,100.75/342,654.75 = 342,654.75/x
  3. Step 3: Cross multiply
    158,100.75x = 342,654.75 × 342,654.75
  4. Step 4: Simplify right side
    158,100.75x = 117,412,277,697.56
  5. Step 5: Solve for x
    x = 117,412,277,697.56/158,100.75
  6. Step 6: Final answer
    x = 742,642.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.