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Finding the Third Proportional to 856,308.38 and 1,841,785.88

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Solution

The third proportional to 856,308.38 and 1,841,785.88 is: 3,961,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,308.38 : 1,841,785.88 = 1,841,785.88 : x
  2. Step 2: Convert to fraction form
    856,308.38/1,841,785.88 = 1,841,785.88/x
  3. Step 3: Cross multiply
    856,308.38x = 1,841,785.88 × 1,841,785.88
  4. Step 4: Simplify right side
    856,308.38x = 3,392,175,209,349.52
  5. Step 5: Solve for x
    x = 3,392,175,209,349.52/856,308.38
  6. Step 6: Final answer
    x = 3,961,394.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.