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Finding the Fourth Proportional to 2,974.98, 4,463.21 and 895.02

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Solution

The fourth proportional to 2,974.98, 4,463.21 and 895.02 is: 1,342.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.98 : 4,463.21 = 895.02 : x
  2. Step 2: Convert to fraction form
    2,974.98/4,463.21 = 895.02/x
  3. Step 3: Cross multiply
    2,974.98x = 4,463.21 × 895.02
  4. Step 4: Simplify right side
    2,974.98x = 3,994,657.74
  5. Step 5: Solve for x
    x = 3,994,657.74/2,974.98
  6. Step 6: Final answer
    x = 1,342.75

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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.