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Finding the Third Proportional to 866,646 and 1,932,445.75

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Solution

The third proportional to 866,646 and 1,932,445.75 is: 4,308,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,646 : 1,932,445.75 = 1,932,445.75 : x
  2. Step 2: Convert to fraction form
    866,646/1,932,445.75 = 1,932,445.75/x
  3. Step 3: Cross multiply
    866,646x = 1,932,445.75 × 1,932,445.75
  4. Step 4: Simplify right side
    866,646x = 3,734,346,576,693.06
  5. Step 5: Solve for x
    x = 3,734,346,576,693.06/866,646
  6. Step 6: Final answer
    x = 4,308,964.19

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.