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Finding the Third Proportional to 10,383.75 and 16,242.75

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Solution

The third proportional to 10,383.75 and 16,242.75 is: 25,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.75 : 16,242.75 = 16,242.75 : x
  2. Step 2: Convert to fraction form
    10,383.75/16,242.75 = 16,242.75/x
  3. Step 3: Cross multiply
    10,383.75x = 16,242.75 × 16,242.75
  4. Step 4: Simplify right side
    10,383.75x = 263,826,927.56
  5. Step 5: Solve for x
    x = 263,826,927.56/10,383.75
  6. Step 6: Final answer
    x = 25,407.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.