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Finding the Fourth Proportional to 6,358.67, 9,538.01 and 1,976.12

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Solution

The fourth proportional to 6,358.67, 9,538.01 and 1,976.12 is: 2,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.67 : 9,538.01 = 1,976.12 : x
  2. Step 2: Convert to fraction form
    6,358.67/9,538.01 = 1,976.12/x
  3. Step 3: Cross multiply
    6,358.67x = 9,538.01 × 1,976.12
  4. Step 4: Simplify right side
    6,358.67x = 18,848,194.75
  5. Step 5: Solve for x
    x = 18,848,194.75/6,358.67
  6. Step 6: Final answer
    x = 2,964.17

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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.