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Finding the Fourth Proportional to 8,477.54, 12,715.08 and 5,936.92

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Solution

The fourth proportional to 8,477.54, 12,715.08 and 5,936.92 is: 8,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.54 : 12,715.08 = 5,936.92 : x
  2. Step 2: Convert to fraction form
    8,477.54/12,715.08 = 5,936.92/x
  3. Step 3: Cross multiply
    8,477.54x = 12,715.08 × 5,936.92
  4. Step 4: Simplify right side
    8,477.54x = 75,488,412.75
  5. Step 5: Solve for x
    x = 75,488,412.75/8,477.54
  6. Step 6: Final answer
    x = 8,904.52

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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.