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Finding the Fourth Proportional to 7,489.73, 11,230.55 and 2,294.93

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Solution

The fourth proportional to 7,489.73, 11,230.55 and 2,294.93 is: 3,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.73 : 11,230.55 = 2,294.93 : x
  2. Step 2: Convert to fraction form
    7,489.73/11,230.55 = 2,294.93/x
  3. Step 3: Cross multiply
    7,489.73x = 11,230.55 × 2,294.93
  4. Step 4: Simplify right side
    7,489.73x = 25,773,351.32
  5. Step 5: Solve for x
    x = 25,773,351.32/7,489.73
  6. Step 6: Final answer
    x = 3,441.16

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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.