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Finding the Third Proportional to 194,034.75 and 424,138.50

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Solution

The third proportional to 194,034.75 and 424,138.50 is: 927,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,034.75 : 424,138.50 = 424,138.50 : x
  2. Step 2: Convert to fraction form
    194,034.75/424,138.50 = 424,138.50/x
  3. Step 3: Cross multiply
    194,034.75x = 424,138.50 × 424,138.50
  4. Step 4: Simplify right side
    194,034.75x = 179,893,467,182.25
  5. Step 5: Solve for x
    x = 179,893,467,182.25/194,034.75
  6. Step 6: Final answer
    x = 927,119.84

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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.