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Finding the Fourth Proportional to 4,760.96, 6,571.32 and 2,992.64

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Solution

The fourth proportional to 4,760.96, 6,571.32 and 2,992.64 is: 4,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.96 : 6,571.32 = 2,992.64 : x
  2. Step 2: Convert to fraction form
    4,760.96/6,571.32 = 2,992.64/x
  3. Step 3: Cross multiply
    4,760.96x = 6,571.32 × 2,992.64
  4. Step 4: Simplify right side
    4,760.96x = 19,665,595.08
  5. Step 5: Solve for x
    x = 19,665,595.08/4,760.96
  6. Step 6: Final answer
    x = 4,130.59

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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.