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Finding the Third Proportional to 251,289 and 541,941.75

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Solution

The third proportional to 251,289 and 541,941.75 is: 1,168,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,289 : 541,941.75 = 541,941.75 : x
  2. Step 2: Convert to fraction form
    251,289/541,941.75 = 541,941.75/x
  3. Step 3: Cross multiply
    251,289x = 541,941.75 × 541,941.75
  4. Step 4: Simplify right side
    251,289x = 293,700,860,393.06
  5. Step 5: Solve for x
    x = 293,700,860,393.06/251,289
  6. Step 6: Final answer
    x = 1,168,777.23

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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.