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Finding the Fourth Proportional to 7,605.33, 11,394.91 and 6,834.95

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Solution

The fourth proportional to 7,605.33, 11,394.91 and 6,834.95 is: 10,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.33 : 11,394.91 = 6,834.95 : x
  2. Step 2: Convert to fraction form
    7,605.33/11,394.91 = 6,834.95/x
  3. Step 3: Cross multiply
    7,605.33x = 11,394.91 × 6,834.95
  4. Step 4: Simplify right side
    7,605.33x = 77,883,634.40
  5. Step 5: Solve for x
    x = 77,883,634.40/7,605.33
  6. Step 6: Final answer
    x = 10,240.67

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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.