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Finding the Fourth Proportional to 5,973.26, 8,243.22 and 3,455.42

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Solution

The fourth proportional to 5,973.26, 8,243.22 and 3,455.42 is: 4,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.26 : 8,243.22 = 3,455.42 : x
  2. Step 2: Convert to fraction form
    5,973.26/8,243.22 = 3,455.42/x
  3. Step 3: Cross multiply
    5,973.26x = 8,243.22 × 3,455.42
  4. Step 4: Simplify right side
    5,973.26x = 28,483,787.25
  5. Step 5: Solve for x
    x = 28,483,787.25/5,973.26
  6. Step 6: Final answer
    x = 4,768.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.