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Finding the Fourth Proportional to 5,588.94, 8,392.11 and 4,817.61

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Solution

The fourth proportional to 5,588.94, 8,392.11 and 4,817.61 is: 7,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.94 : 8,392.11 = 4,817.61 : x
  2. Step 2: Convert to fraction form
    5,588.94/8,392.11 = 4,817.61/x
  3. Step 3: Cross multiply
    5,588.94x = 8,392.11 × 4,817.61
  4. Step 4: Simplify right side
    5,588.94x = 40,429,913.06
  5. Step 5: Solve for x
    x = 40,429,913.06/5,588.94
  6. Step 6: Final answer
    x = 7,233.91

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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.