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Finding the Third Proportional to 712,914.75 and 1,585,221.47

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Solution

The third proportional to 712,914.75 and 1,585,221.47 is: 3,524,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,914.75 : 1,585,221.47 = 1,585,221.47 : x
  2. Step 2: Convert to fraction form
    712,914.75/1,585,221.47 = 1,585,221.47/x
  3. Step 3: Cross multiply
    712,914.75x = 1,585,221.47 × 1,585,221.47
  4. Step 4: Simplify right side
    712,914.75x = 2,512,927,104,985.91
  5. Step 5: Solve for x
    x = 2,512,927,104,985.91/712,914.75
  6. Step 6: Final answer
    x = 3,524,863.39

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.