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Finding the Fourth Proportional to 6,754.79, 9,317.46 and 4,486.23

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Solution

The fourth proportional to 6,754.79, 9,317.46 and 4,486.23 is: 6,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.79 : 9,317.46 = 4,486.23 : x
  2. Step 2: Convert to fraction form
    6,754.79/9,317.46 = 4,486.23/x
  3. Step 3: Cross multiply
    6,754.79x = 9,317.46 × 4,486.23
  4. Step 4: Simplify right side
    6,754.79x = 41,800,268.58
  5. Step 5: Solve for x
    x = 41,800,268.58/6,754.79
  6. Step 6: Final answer
    x = 6,188.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.