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Finding the Third Proportional to 261.84 and 522.84

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Solution

The third proportional to 261.84 and 522.84 is: 1,044.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    261.84 : 522.84 = 522.84 : x
  2. Step 2: Convert to fraction form
    261.84/522.84 = 522.84/x
  3. Step 3: Cross multiply
    261.84x = 522.84 × 522.84
  4. Step 4: Simplify right side
    261.84x = 273,365.59
  5. Step 5: Solve for x
    x = 273,365.59/261.84
  6. Step 6: Final answer
    x = 1,044.00

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Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.