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Finding the Third Proportional to 267.47 and 583.03

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Solution

The third proportional to 267.47 and 583.03 is: 1,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.47 : 583.03 = 583.03 : x
  2. Step 2: Convert to fraction form
    267.47/583.03 = 583.03/x
  3. Step 3: Cross multiply
    267.47x = 583.03 × 583.03
  4. Step 4: Simplify right side
    267.47x = 339,925.44
  5. Step 5: Solve for x
    x = 339,925.44/267.47
  6. Step 6: Final answer
    x = 1,270.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.