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Finding the Fourth Proportional to 16,604.40, 24,911.40 and 4,917.84

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Solution

The fourth proportional to 16,604.40, 24,911.40 and 4,917.84 is: 7,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,604.40 : 24,911.40 = 4,917.84 : x
  2. Step 2: Convert to fraction form
    16,604.40/24,911.40 = 4,917.84/x
  3. Step 3: Cross multiply
    16,604.40x = 24,911.40 × 4,917.84
  4. Step 4: Simplify right side
    16,604.40x = 122,510,279.38
  5. Step 5: Solve for x
    x = 122,510,279.38/16,604.40
  6. Step 6: Final answer
    x = 7,378.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.