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Finding the Third Proportional to 861,333.75 and 1,887,522.75

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Solution

The third proportional to 861,333.75 and 1,887,522.75 is: 4,136,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,333.75 : 1,887,522.75 = 1,887,522.75 : x
  2. Step 2: Convert to fraction form
    861,333.75/1,887,522.75 = 1,887,522.75/x
  3. Step 3: Cross multiply
    861,333.75x = 1,887,522.75 × 1,887,522.75
  4. Step 4: Simplify right side
    861,333.75x = 3,562,742,131,767.56
  5. Step 5: Solve for x
    x = 3,562,742,131,767.56/861,333.75
  6. Step 6: Final answer
    x = 4,136,308.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.