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Finding the Third Proportional to 1,021,509 and 2,242,284.75

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Solution

The third proportional to 1,021,509 and 2,242,284.75 is: 4,921,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,509 : 2,242,284.75 = 2,242,284.75 : x
  2. Step 2: Convert to fraction form
    1,021,509/2,242,284.75 = 2,242,284.75/x
  3. Step 3: Cross multiply
    1,021,509x = 2,242,284.75 × 2,242,284.75
  4. Step 4: Simplify right side
    1,021,509x = 5,027,840,900,082.56
  5. Step 5: Solve for x
    x = 5,027,840,900,082.56/1,021,509
  6. Step 6: Final answer
    x = 4,921,974.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.