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Finding the Third Proportional to 289.94 and 600.13

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Solution

The third proportional to 289.94 and 600.13 is: 1,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    289.94 : 600.13 = 600.13 : x
  2. Step 2: Convert to fraction form
    289.94/600.13 = 600.13/x
  3. Step 3: Cross multiply
    289.94x = 600.13 × 600.13
  4. Step 4: Simplify right side
    289.94x = 360,150.02
  5. Step 5: Solve for x
    x = 360,150.02/289.94
  6. Step 6: Final answer
    x = 1,242.16

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.