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Finding the Third Proportional to 855,785.50 and 1,854,270.50

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Solution

The third proportional to 855,785.50 and 1,854,270.50 is: 4,017,734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,785.50 : 1,854,270.50 = 1,854,270.50 : x
  2. Step 2: Convert to fraction form
    855,785.50/1,854,270.50 = 1,854,270.50/x
  3. Step 3: Cross multiply
    855,785.50x = 1,854,270.50 × 1,854,270.50
  4. Step 4: Simplify right side
    855,785.50x = 3,438,319,087,170.25
  5. Step 5: Solve for x
    x = 3,438,319,087,170.25/855,785.50
  6. Step 6: Final answer
    x = 4,017,734.69

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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.