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Finding the Fourth Proportional to 4,948.53, 7,424.16 and 2,480.37

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Solution

The fourth proportional to 4,948.53, 7,424.16 and 2,480.37 is: 3,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.53 : 7,424.16 = 2,480.37 : x
  2. Step 2: Convert to fraction form
    4,948.53/7,424.16 = 2,480.37/x
  3. Step 3: Cross multiply
    4,948.53x = 7,424.16 × 2,480.37
  4. Step 4: Simplify right side
    4,948.53x = 18,414,663.74
  5. Step 5: Solve for x
    x = 18,414,663.74/4,948.53
  6. Step 6: Final answer
    x = 3,721.24

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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.