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Finding the Third Proportional to 914,145.75 and 1,968,775.88

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Solution

The third proportional to 914,145.75 and 1,968,775.88 is: 4,240,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,145.75 : 1,968,775.88 = 1,968,775.88 : x
  2. Step 2: Convert to fraction form
    914,145.75/1,968,775.88 = 1,968,775.88/x
  3. Step 3: Cross multiply
    914,145.75x = 1,968,775.88 × 1,968,775.88
  4. Step 4: Simplify right side
    914,145.75x = 3,876,078,445,982.02
  5. Step 5: Solve for x
    x = 3,876,078,445,982.02/914,145.75
  6. Step 6: Final answer
    x = 4,240,109.90

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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.