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Finding the Fourth Proportional to 4,059.71, 5,601.71 and 2,290.80

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Solution

The fourth proportional to 4,059.71, 5,601.71 and 2,290.80 is: 3,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.71 : 5,601.71 = 2,290.80 : x
  2. Step 2: Convert to fraction form
    4,059.71/5,601.71 = 2,290.80/x
  3. Step 3: Cross multiply
    4,059.71x = 5,601.71 × 2,290.80
  4. Step 4: Simplify right side
    4,059.71x = 12,832,403.00
  5. Step 5: Solve for x
    x = 12,832,403.00/4,059.71
  6. Step 6: Final answer
    x = 3,160.92

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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.