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Finding the Third Proportional to 531.50 and 844

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Solution

The third proportional to 531.50 and 844 is: 1,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.50 : 844 = 844 : x
  2. Step 2: Convert to fraction form
    531.50/844 = 844/x
  3. Step 3: Cross multiply
    531.50x = 844 × 844
  4. Step 4: Simplify right side
    531.50x = 712,336
  5. Step 5: Solve for x
    x = 712,336/531.50
  6. Step 6: Final answer
    x = 1,340.24

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.