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Finding the Fourth Proportional to 4,823.17, 7,228.79 and 2,846.79

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Solution

The fourth proportional to 4,823.17, 7,228.79 and 2,846.79 is: 4,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.17 : 7,228.79 = 2,846.79 : x
  2. Step 2: Convert to fraction form
    4,823.17/7,228.79 = 2,846.79/x
  3. Step 3: Cross multiply
    4,823.17x = 7,228.79 × 2,846.79
  4. Step 4: Simplify right side
    4,823.17x = 20,578,847.08
  5. Step 5: Solve for x
    x = 20,578,847.08/4,823.17
  6. Step 6: Final answer
    x = 4,266.66

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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.