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Finding the Third Proportional to 606.55 and 958.68

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Solution

The third proportional to 606.55 and 958.68 is: 1,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.55 : 958.68 = 958.68 : x
  2. Step 2: Convert to fraction form
    606.55/958.68 = 958.68/x
  3. Step 3: Cross multiply
    606.55x = 958.68 × 958.68
  4. Step 4: Simplify right side
    606.55x = 919,069.79
  5. Step 5: Solve for x
    x = 919,069.79/606.55
  6. Step 6: Final answer
    x = 1,515.24

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.