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Finding the Third Proportional to 862,071.50 and 1,873,360.75

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Solution

The third proportional to 862,071.50 and 1,873,360.75 is: 4,070,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,071.50 : 1,873,360.75 = 1,873,360.75 : x
  2. Step 2: Convert to fraction form
    862,071.50/1,873,360.75 = 1,873,360.75/x
  3. Step 3: Cross multiply
    862,071.50x = 1,873,360.75 × 1,873,360.75
  4. Step 4: Simplify right side
    862,071.50x = 3,509,480,499,640.56
  5. Step 5: Solve for x
    x = 3,509,480,499,640.56/862,071.50
  6. Step 6: Final answer
    x = 4,070,985.41

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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.