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Finding the Fourth Proportional to 5,074.95, 7,599.06 and 3,974.16

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Solution

The fourth proportional to 5,074.95, 7,599.06 and 3,974.16 is: 5,950.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.95 : 7,599.06 = 3,974.16 : x
  2. Step 2: Convert to fraction form
    5,074.95/7,599.06 = 3,974.16/x
  3. Step 3: Cross multiply
    5,074.95x = 7,599.06 × 3,974.16
  4. Step 4: Simplify right side
    5,074.95x = 30,199,880.29
  5. Step 5: Solve for x
    x = 30,199,880.29/5,074.95
  6. Step 6: Final answer
    x = 5,950.77

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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.