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Finding the Fourth Proportional to 8,576.95, 11,836.74 and 4,800.55

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Solution

The fourth proportional to 8,576.95, 11,836.74 and 4,800.55 is: 6,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.95 : 11,836.74 = 4,800.55 : x
  2. Step 2: Convert to fraction form
    8,576.95/11,836.74 = 4,800.55/x
  3. Step 3: Cross multiply
    8,576.95x = 11,836.74 × 4,800.55
  4. Step 4: Simplify right side
    8,576.95x = 56,822,862.21
  5. Step 5: Solve for x
    x = 56,822,862.21/8,576.95
  6. Step 6: Final answer
    x = 6,625.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.