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Finding the Fourth Proportional to 8,250.80, 12,364.97 and 4,547.48

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Solution

The fourth proportional to 8,250.80, 12,364.97 and 4,547.48 is: 6,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.80 : 12,364.97 = 4,547.48 : x
  2. Step 2: Convert to fraction form
    8,250.80/12,364.97 = 4,547.48/x
  3. Step 3: Cross multiply
    8,250.80x = 12,364.97 × 4,547.48
  4. Step 4: Simplify right side
    8,250.80x = 56,229,453.78
  5. Step 5: Solve for x
    x = 56,229,453.78/8,250.80
  6. Step 6: Final answer
    x = 6,815.03

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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.