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Finding the Fourth Proportional to 7,059.54, 10,578.38 and 5,495.84

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Solution

The fourth proportional to 7,059.54, 10,578.38 and 5,495.84 is: 8,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.54 : 10,578.38 = 5,495.84 : x
  2. Step 2: Convert to fraction form
    7,059.54/10,578.38 = 5,495.84/x
  3. Step 3: Cross multiply
    7,059.54x = 10,578.38 × 5,495.84
  4. Step 4: Simplify right side
    7,059.54x = 58,137,083.94
  5. Step 5: Solve for x
    x = 58,137,083.94/7,059.54
  6. Step 6: Final answer
    x = 8,235.25

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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.