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Finding the Third Proportional to 991,607.25 and 2,225,889.75

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Solution

The third proportional to 991,607.25 and 2,225,889.75 is: 4,996,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,607.25 : 2,225,889.75 = 2,225,889.75 : x
  2. Step 2: Convert to fraction form
    991,607.25/2,225,889.75 = 2,225,889.75/x
  3. Step 3: Cross multiply
    991,607.25x = 2,225,889.75 × 2,225,889.75
  4. Step 4: Simplify right side
    991,607.25x = 4,954,585,179,155.06
  5. Step 5: Solve for x
    x = 4,954,585,179,155.06/991,607.25
  6. Step 6: Final answer
    x = 4,996,519.72

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.