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Finding the Third Proportional to 531.50 and 596.75

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Solution

The third proportional to 531.50 and 596.75 is: 670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.50 : 596.75 = 596.75 : x
  2. Step 2: Convert to fraction form
    531.50/596.75 = 596.75/x
  3. Step 3: Cross multiply
    531.50x = 596.75 × 596.75
  4. Step 4: Simplify right side
    531.50x = 356,110.56
  5. Step 5: Solve for x
    x = 356,110.56/531.50
  6. Step 6: Final answer
    x = 670.01

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.