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Finding the Third Proportional to 442.50 and 967.13

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Solution

The third proportional to 442.50 and 967.13 is: 2,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    442.50 : 967.13 = 967.13 : x
  2. Step 2: Convert to fraction form
    442.50/967.13 = 967.13/x
  3. Step 3: Cross multiply
    442.50x = 967.13 × 967.13
  4. Step 4: Simplify right side
    442.50x = 935,330.77
  5. Step 5: Solve for x
    x = 935,330.77/442.50
  6. Step 6: Final answer
    x = 2,113.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.