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Finding the Fourth Proportional to 6,624.33, 9,933.46 and 3,957.14

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Solution

The fourth proportional to 6,624.33, 9,933.46 and 3,957.14 is: 5,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.33 : 9,933.46 = 3,957.14 : x
  2. Step 2: Convert to fraction form
    6,624.33/9,933.46 = 3,957.14/x
  3. Step 3: Cross multiply
    6,624.33x = 9,933.46 × 3,957.14
  4. Step 4: Simplify right side
    6,624.33x = 39,308,091.90
  5. Step 5: Solve for x
    x = 39,308,091.90/6,624.33
  6. Step 6: Final answer
    x = 5,933.90

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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.