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Finding the Third Proportional to 7,880 and 18,584

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Solution

The third proportional to 7,880 and 18,584 is: 43,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880 : 18,584 = 18,584 : x
  2. Step 2: Convert to fraction form
    7,880/18,584 = 18,584/x
  3. Step 3: Cross multiply
    7,880x = 18,584 × 18,584
  4. Step 4: Simplify right side
    7,880x = 345,365,056
  5. Step 5: Solve for x
    x = 345,365,056/7,880
  6. Step 6: Final answer
    x = 43,828.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.