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Finding the Fourth Proportional to 6,572.99, 9,862.56 and 2,874.74

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Solution

The fourth proportional to 6,572.99, 9,862.56 and 2,874.74 is: 4,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.99 : 9,862.56 = 2,874.74 : x
  2. Step 2: Convert to fraction form
    6,572.99/9,862.56 = 2,874.74/x
  3. Step 3: Cross multiply
    6,572.99x = 9,862.56 × 2,874.74
  4. Step 4: Simplify right side
    6,572.99x = 28,352,295.73
  5. Step 5: Solve for x
    x = 28,352,295.73/6,572.99
  6. Step 6: Final answer
    x = 4,313.45

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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.