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Finding the Fourth Proportional to 2,950.24, 4,424.88 and 898.24

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Solution

The fourth proportional to 2,950.24, 4,424.88 and 898.24 is: 1,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.24 : 4,424.88 = 898.24 : x
  2. Step 2: Convert to fraction form
    2,950.24/4,424.88 = 898.24/x
  3. Step 3: Cross multiply
    2,950.24x = 4,424.88 × 898.24
  4. Step 4: Simplify right side
    2,950.24x = 3,974,604.21
  5. Step 5: Solve for x
    x = 3,974,604.21/2,950.24
  6. Step 6: Final answer
    x = 1,347.21

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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.