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Finding the Fourth Proportional to 8,396.86, 12,594.83 and 2,553.01

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Solution

The fourth proportional to 8,396.86, 12,594.83 and 2,553.01 is: 3,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.86 : 12,594.83 = 2,553.01 : x
  2. Step 2: Convert to fraction form
    8,396.86/12,594.83 = 2,553.01/x
  3. Step 3: Cross multiply
    8,396.86x = 12,594.83 × 2,553.01
  4. Step 4: Simplify right side
    8,396.86x = 32,154,714.17
  5. Step 5: Solve for x
    x = 32,154,714.17/8,396.86
  6. Step 6: Final answer
    x = 3,829.38

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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.