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Finding the Fourth Proportional to 6,955.40, 9,599.86 and 4,716.68

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Solution

The fourth proportional to 6,955.40, 9,599.86 and 4,716.68 is: 6,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.40 : 9,599.86 = 4,716.68 : x
  2. Step 2: Convert to fraction form
    6,955.40/9,599.86 = 4,716.68/x
  3. Step 3: Cross multiply
    6,955.40x = 9,599.86 × 4,716.68
  4. Step 4: Simplify right side
    6,955.40x = 45,279,467.66
  5. Step 5: Solve for x
    x = 45,279,467.66/6,955.40
  6. Step 6: Final answer
    x = 6,509.97

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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.