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Finding the Fourth Proportional to 6,960.54, 9,608.55 and 4,165.50

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Solution

The fourth proportional to 6,960.54, 9,608.55 and 4,165.50 is: 5,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.54 : 9,608.55 = 4,165.50 : x
  2. Step 2: Convert to fraction form
    6,960.54/9,608.55 = 4,165.50/x
  3. Step 3: Cross multiply
    6,960.54x = 9,608.55 × 4,165.50
  4. Step 4: Simplify right side
    6,960.54x = 40,024,415.03
  5. Step 5: Solve for x
    x = 40,024,415.03/6,960.54
  6. Step 6: Final answer
    x = 5,750.19

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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.