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Finding the Fourth Proportional to 5,012.83, 7,510.98 and 1,724.11

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Solution

The fourth proportional to 5,012.83, 7,510.98 and 1,724.11 is: 2,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.83 : 7,510.98 = 1,724.11 : x
  2. Step 2: Convert to fraction form
    5,012.83/7,510.98 = 1,724.11/x
  3. Step 3: Cross multiply
    5,012.83x = 7,510.98 × 1,724.11
  4. Step 4: Simplify right side
    5,012.83x = 12,949,755.73
  5. Step 5: Solve for x
    x = 12,949,755.73/5,012.83
  6. Step 6: Final answer
    x = 2,583.32

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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.