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Finding the Fourth Proportional to 4,442.96, 6,133.80 and 3,950.80

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Solution

The fourth proportional to 4,442.96, 6,133.80 and 3,950.80 is: 5,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.96 : 6,133.80 = 3,950.80 : x
  2. Step 2: Convert to fraction form
    4,442.96/6,133.80 = 3,950.80/x
  3. Step 3: Cross multiply
    4,442.96x = 6,133.80 × 3,950.80
  4. Step 4: Simplify right side
    4,442.96x = 24,233,417.04
  5. Step 5: Solve for x
    x = 24,233,417.04/4,442.96
  6. Step 6: Final answer
    x = 5,454.34

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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.