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Finding the Fourth Proportional to 8,341.82, 12,496.26 and 6,482.78

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Solution

The fourth proportional to 8,341.82, 12,496.26 and 6,482.78 is: 9,711.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.82 : 12,496.26 = 6,482.78 : x
  2. Step 2: Convert to fraction form
    8,341.82/12,496.26 = 6,482.78/x
  3. Step 3: Cross multiply
    8,341.82x = 12,496.26 × 6,482.78
  4. Step 4: Simplify right side
    8,341.82x = 81,010,504.40
  5. Step 5: Solve for x
    x = 81,010,504.40/8,341.82
  6. Step 6: Final answer
    x = 9,711.37

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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.