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Finding the Third Proportional to 355,675.50 and 542,377.13

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Solution

The third proportional to 355,675.50 and 542,377.13 is: 827,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,675.50 : 542,377.13 = 542,377.13 : x
  2. Step 2: Convert to fraction form
    355,675.50/542,377.13 = 542,377.13/x
  3. Step 3: Cross multiply
    355,675.50x = 542,377.13 × 542,377.13
  4. Step 4: Simplify right side
    355,675.50x = 294,172,945,723.27
  5. Step 5: Solve for x
    x = 294,172,945,723.27/355,675.50
  6. Step 6: Final answer
    x = 827,082.40

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.