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Finding the Fourth Proportional to 4,868.25, 7,302.48 and 3,643.44

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Solution

The fourth proportional to 4,868.25, 7,302.48 and 3,643.44 is: 5,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.25 : 7,302.48 = 3,643.44 : x
  2. Step 2: Convert to fraction form
    4,868.25/7,302.48 = 3,643.44/x
  3. Step 3: Cross multiply
    4,868.25x = 7,302.48 × 3,643.44
  4. Step 4: Simplify right side
    4,868.25x = 26,606,147.73
  5. Step 5: Solve for x
    x = 26,606,147.73/4,868.25
  6. Step 6: Final answer
    x = 5,465.24

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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.