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Finding the Third Proportional to 559,446.75 and 1,221,365.25

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Solution

The third proportional to 559,446.75 and 1,221,365.25 is: 2,666,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,446.75 : 1,221,365.25 = 1,221,365.25 : x
  2. Step 2: Convert to fraction form
    559,446.75/1,221,365.25 = 1,221,365.25/x
  3. Step 3: Cross multiply
    559,446.75x = 1,221,365.25 × 1,221,365.25
  4. Step 4: Simplify right side
    559,446.75x = 1,491,733,073,907.56
  5. Step 5: Solve for x
    x = 1,491,733,073,907.56/559,446.75
  6. Step 6: Final answer
    x = 2,666,443.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.