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Finding the Third Proportional to 18,132 and 28,473.75

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Solution

The third proportional to 18,132 and 28,473.75 is: 44,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132 : 28,473.75 = 28,473.75 : x
  2. Step 2: Convert to fraction form
    18,132/28,473.75 = 28,473.75/x
  3. Step 3: Cross multiply
    18,132x = 28,473.75 × 28,473.75
  4. Step 4: Simplify right side
    18,132x = 810,754,439.06
  5. Step 5: Solve for x
    x = 810,754,439.06/18,132
  6. Step 6: Final answer
    x = 44,714.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.