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Finding the Third Proportional to 3,502 and 7,482

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Solution

The third proportional to 3,502 and 7,482 is: 15,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502 : 7,482 = 7,482 : x
  2. Step 2: Convert to fraction form
    3,502/7,482 = 7,482/x
  3. Step 3: Cross multiply
    3,502x = 7,482 × 7,482
  4. Step 4: Simplify right side
    3,502x = 55,980,324
  5. Step 5: Solve for x
    x = 55,980,324/3,502
  6. Step 6: Final answer
    x = 15,985.24

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.