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Finding the Third Proportional to 544.92 and 785.67

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Solution

The third proportional to 544.92 and 785.67 is: 1,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.92 : 785.67 = 785.67 : x
  2. Step 2: Convert to fraction form
    544.92/785.67 = 785.67/x
  3. Step 3: Cross multiply
    544.92x = 785.67 × 785.67
  4. Step 4: Simplify right side
    544.92x = 617,280.30
  5. Step 5: Solve for x
    x = 617,280.30/544.92
  6. Step 6: Final answer
    x = 1,132.79

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.