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Finding the Fourth Proportional to 4,662.60, 6,992.08 and 1,739.32

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Solution

The fourth proportional to 4,662.60, 6,992.08 and 1,739.32 is: 2,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.60 : 6,992.08 = 1,739.32 : x
  2. Step 2: Convert to fraction form
    4,662.60/6,992.08 = 1,739.32/x
  3. Step 3: Cross multiply
    4,662.60x = 6,992.08 × 1,739.32
  4. Step 4: Simplify right side
    4,662.60x = 12,161,464.59
  5. Step 5: Solve for x
    x = 12,161,464.59/4,662.60
  6. Step 6: Final answer
    x = 2,608.30

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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.