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Finding the Fourth Proportional to 8,801.40, 13,201.47 and 3,253.71

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Solution

The fourth proportional to 8,801.40, 13,201.47 and 3,253.71 is: 4,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.40 : 13,201.47 = 3,253.71 : x
  2. Step 2: Convert to fraction form
    8,801.40/13,201.47 = 3,253.71/x
  3. Step 3: Cross multiply
    8,801.40x = 13,201.47 × 3,253.71
  4. Step 4: Simplify right side
    8,801.40x = 42,953,754.95
  5. Step 5: Solve for x
    x = 42,953,754.95/8,801.40
  6. Step 6: Final answer
    x = 4,880.33

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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.