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Finding the Fourth Proportional to 7,104.48, 10,644.94 and 4,322.73

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Solution

The fourth proportional to 7,104.48, 10,644.94 and 4,322.73 is: 6,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.48 : 10,644.94 = 4,322.73 : x
  2. Step 2: Convert to fraction form
    7,104.48/10,644.94 = 4,322.73/x
  3. Step 3: Cross multiply
    7,104.48x = 10,644.94 × 4,322.73
  4. Step 4: Simplify right side
    7,104.48x = 46,015,222.49
  5. Step 5: Solve for x
    x = 46,015,222.49/7,104.48
  6. Step 6: Final answer
    x = 6,476.93

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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.