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Finding the Third Proportional to 260,851.50 and 349,400.25

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Solution

The third proportional to 260,851.50 and 349,400.25 is: 468,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,851.50 : 349,400.25 = 349,400.25 : x
  2. Step 2: Convert to fraction form
    260,851.50/349,400.25 = 349,400.25/x
  3. Step 3: Cross multiply
    260,851.50x = 349,400.25 × 349,400.25
  4. Step 4: Simplify right side
    260,851.50x = 122,080,534,700.06
  5. Step 5: Solve for x
    x = 122,080,534,700.06/260,851.50
  6. Step 6: Final answer
    x = 468,007.79

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.