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Finding the Third Proportional to 742,608 and 1,115,552.25

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Solution

The third proportional to 742,608 and 1,115,552.25 is: 1,675,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,608 : 1,115,552.25 = 1,115,552.25 : x
  2. Step 2: Convert to fraction form
    742,608/1,115,552.25 = 1,115,552.25/x
  3. Step 3: Cross multiply
    742,608x = 1,115,552.25 × 1,115,552.25
  4. Step 4: Simplify right side
    742,608x = 1,244,456,822,480.06
  5. Step 5: Solve for x
    x = 1,244,456,822,480.06/742,608
  6. Step 6: Final answer
    x = 1,675,792.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.