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Finding the Third Proportional to 334,860.75 and 722,209.50

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Solution

The third proportional to 334,860.75 and 722,209.50 is: 1,557,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,860.75 : 722,209.50 = 722,209.50 : x
  2. Step 2: Convert to fraction form
    334,860.75/722,209.50 = 722,209.50/x
  3. Step 3: Cross multiply
    334,860.75x = 722,209.50 × 722,209.50
  4. Step 4: Simplify right side
    334,860.75x = 521,586,561,890.25
  5. Step 5: Solve for x
    x = 521,586,561,890.25/334,860.75
  6. Step 6: Final answer
    x = 1,557,622.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.