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Finding the Third Proportional to 194,818.50 and 425,364.75

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Solution

The third proportional to 194,818.50 and 425,364.75 is: 928,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,818.50 : 425,364.75 = 425,364.75 : x
  2. Step 2: Convert to fraction form
    194,818.50/425,364.75 = 425,364.75/x
  3. Step 3: Cross multiply
    194,818.50x = 425,364.75 × 425,364.75
  4. Step 4: Simplify right side
    194,818.50x = 180,935,170,542.56
  5. Step 5: Solve for x
    x = 180,935,170,542.56/194,818.50
  6. Step 6: Final answer
    x = 928,737.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.