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Finding the Third Proportional to 360,863.86 and 558,700.88

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Solution

The third proportional to 360,863.86 and 558,700.88 is: 864,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,863.86 : 558,700.88 = 558,700.88 : x
  2. Step 2: Convert to fraction form
    360,863.86/558,700.88 = 558,700.88/x
  3. Step 3: Cross multiply
    360,863.86x = 558,700.88 × 558,700.88
  4. Step 4: Simplify right side
    360,863.86x = 312,146,667,725.77
  5. Step 5: Solve for x
    x = 312,146,667,725.77/360,863.86
  6. Step 6: Final answer
    x = 864,998.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.