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Finding the Fourth Proportional to 5,860.71, 8,790.07 and 2,572.92

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Solution

The fourth proportional to 5,860.71, 8,790.07 and 2,572.92 is: 3,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.71 : 8,790.07 = 2,572.92 : x
  2. Step 2: Convert to fraction form
    5,860.71/8,790.07 = 2,572.92/x
  3. Step 3: Cross multiply
    5,860.71x = 8,790.07 × 2,572.92
  4. Step 4: Simplify right side
    5,860.71x = 22,616,146.90
  5. Step 5: Solve for x
    x = 22,616,146.90/5,860.71
  6. Step 6: Final answer
    x = 3,858.94

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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.