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Finding the Fourth Proportional to 6,326.39, 9,491.63 and 3,039.74

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Solution

The fourth proportional to 6,326.39, 9,491.63 and 3,039.74 is: 4,560.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.39 : 9,491.63 = 3,039.74 : x
  2. Step 2: Convert to fraction form
    6,326.39/9,491.63 = 3,039.74/x
  3. Step 3: Cross multiply
    6,326.39x = 9,491.63 × 3,039.74
  4. Step 4: Simplify right side
    6,326.39x = 28,852,024.72
  5. Step 5: Solve for x
    x = 28,852,024.72/6,326.39
  6. Step 6: Final answer
    x = 4,560.59

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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.