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Finding the Fourth Proportional to 26,984.99, 40,482.17 and 8,264.59

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Solution

The fourth proportional to 26,984.99, 40,482.17 and 8,264.59 is: 12,398.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984.99 : 40,482.17 = 8,264.59 : x
  2. Step 2: Convert to fraction form
    26,984.99/40,482.17 = 8,264.59/x
  3. Step 3: Cross multiply
    26,984.99x = 40,482.17 × 8,264.59
  4. Step 4: Simplify right side
    26,984.99x = 334,568,537.36
  5. Step 5: Solve for x
    x = 334,568,537.36/26,984.99
  6. Step 6: Final answer
    x = 12,398.32

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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.