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Finding the Third Proportional to 9,409.50 and 18,582.75

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Solution

The third proportional to 9,409.50 and 18,582.75 is: 36,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.50 : 18,582.75 = 18,582.75 : x
  2. Step 2: Convert to fraction form
    9,409.50/18,582.75 = 18,582.75/x
  3. Step 3: Cross multiply
    9,409.50x = 18,582.75 × 18,582.75
  4. Step 4: Simplify right side
    9,409.50x = 345,318,597.56
  5. Step 5: Solve for x
    x = 345,318,597.56/9,409.50
  6. Step 6: Final answer
    x = 36,698.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.