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Finding the Third Proportional to 7,381.50 and 13,035

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Solution

The third proportional to 7,381.50 and 13,035 is: 23,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.50 : 13,035 = 13,035 : x
  2. Step 2: Convert to fraction form
    7,381.50/13,035 = 13,035/x
  3. Step 3: Cross multiply
    7,381.50x = 13,035 × 13,035
  4. Step 4: Simplify right side
    7,381.50x = 169,911,225
  5. Step 5: Solve for x
    x = 169,911,225/7,381.50
  6. Step 6: Final answer
    x = 23,018.52

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.