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Finding the Third Proportional to 1,111,542.75 and 2,391,606

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Solution

The third proportional to 1,111,542.75 and 2,391,606 is: 5,145,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,542.75 : 2,391,606 = 2,391,606 : x
  2. Step 2: Convert to fraction form
    1,111,542.75/2,391,606 = 2,391,606/x
  3. Step 3: Cross multiply
    1,111,542.75x = 2,391,606 × 2,391,606
  4. Step 4: Simplify right side
    1,111,542.75x = 5,719,779,259,236
  5. Step 5: Solve for x
    x = 5,719,779,259,236/1,111,542.75
  6. Step 6: Final answer
    x = 5,145,802.32

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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.