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Finding the Fourth Proportional to 4,796.74, 7,197.99 and 1,718.98

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Solution

The fourth proportional to 4,796.74, 7,197.99 and 1,718.98 is: 2,579.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,796.74 : 7,197.99 = 1,718.98 : x
  2. Step 2: Convert to fraction form
    4,796.74/7,197.99 = 1,718.98/x
  3. Step 3: Cross multiply
    4,796.74x = 7,197.99 × 1,718.98
  4. Step 4: Simplify right side
    4,796.74x = 12,373,200.85
  5. Step 5: Solve for x
    x = 12,373,200.85/4,796.74
  6. Step 6: Final answer
    x = 2,579.50

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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.