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Finding the Third Proportional to 15,911 and 35,883

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Solution

The third proportional to 15,911 and 35,883 is: 80,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,911 : 35,883 = 35,883 : x
  2. Step 2: Convert to fraction form
    15,911/35,883 = 35,883/x
  3. Step 3: Cross multiply
    15,911x = 35,883 × 35,883
  4. Step 4: Simplify right side
    15,911x = 1,287,589,689
  5. Step 5: Solve for x
    x = 1,287,589,689/15,911
  6. Step 6: Final answer
    x = 80,924.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.