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Finding the Fourth Proportional to 4,697.92, 7,046.79 and 1,235.17

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Solution

The fourth proportional to 4,697.92, 7,046.79 and 1,235.17 is: 1,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.92 : 7,046.79 = 1,235.17 : x
  2. Step 2: Convert to fraction form
    4,697.92/7,046.79 = 1,235.17/x
  3. Step 3: Cross multiply
    4,697.92x = 7,046.79 × 1,235.17
  4. Step 4: Simplify right side
    4,697.92x = 8,703,983.60
  5. Step 5: Solve for x
    x = 8,703,983.60/4,697.92
  6. Step 6: Final answer
    x = 1,852.73

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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.