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Finding the Third Proportional to 28,263.75 and 38,385.75

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Solution

The third proportional to 28,263.75 and 38,385.75 is: 52,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263.75 : 38,385.75 = 38,385.75 : x
  2. Step 2: Convert to fraction form
    28,263.75/38,385.75 = 38,385.75/x
  3. Step 3: Cross multiply
    28,263.75x = 38,385.75 × 38,385.75
  4. Step 4: Simplify right side
    28,263.75x = 1,473,465,803.06
  5. Step 5: Solve for x
    x = 1,473,465,803.06/28,263.75
  6. Step 6: Final answer
    x = 52,132.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.