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Finding the Fourth Proportional to 24,336.80, 36,501.60 and 6,808.40

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Solution

The fourth proportional to 24,336.80, 36,501.60 and 6,808.40 is: 10,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,336.80 : 36,501.60 = 6,808.40 : x
  2. Step 2: Convert to fraction form
    24,336.80/36,501.60 = 6,808.40/x
  3. Step 3: Cross multiply
    24,336.80x = 36,501.60 × 6,808.40
  4. Step 4: Simplify right side
    24,336.80x = 248,517,493.44
  5. Step 5: Solve for x
    x = 248,517,493.44/24,336.80
  6. Step 6: Final answer
    x = 10,211.59

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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.