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Finding the Third Proportional to 504.25 and 738.25

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Solution

The third proportional to 504.25 and 738.25 is: 1,080.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.25 : 738.25 = 738.25 : x
  2. Step 2: Convert to fraction form
    504.25/738.25 = 738.25/x
  3. Step 3: Cross multiply
    504.25x = 738.25 × 738.25
  4. Step 4: Simplify right side
    504.25x = 545,013.06
  5. Step 5: Solve for x
    x = 545,013.06/504.25
  6. Step 6: Final answer
    x = 1,080.84

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.