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Finding the Third Proportional to 3,719,918.25 and 5,265,128.25

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Solution

The third proportional to 3,719,918.25 and 5,265,128.25 is: 7,452,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,918.25 : 5,265,128.25 = 5,265,128.25 : x
  2. Step 2: Convert to fraction form
    3,719,918.25/5,265,128.25 = 5,265,128.25/x
  3. Step 3: Cross multiply
    3,719,918.25x = 5,265,128.25 × 5,265,128.25
  4. Step 4: Simplify right side
    3,719,918.25x = 27,721,575,488,948.06
  5. Step 5: Solve for x
    x = 27,721,575,488,948.06/3,719,918.25
  6. Step 6: Final answer
    x = 7,452,200.19

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.