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Finding the Fourth Proportional to 4,169.96, 6,254.94 and 1,208.48

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Solution

The fourth proportional to 4,169.96, 6,254.94 and 1,208.48 is: 1,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.96 : 6,254.94 = 1,208.48 : x
  2. Step 2: Convert to fraction form
    4,169.96/6,254.94 = 1,208.48/x
  3. Step 3: Cross multiply
    4,169.96x = 6,254.94 × 1,208.48
  4. Step 4: Simplify right side
    4,169.96x = 7,558,969.89
  5. Step 5: Solve for x
    x = 7,558,969.89/4,169.96
  6. Step 6: Final answer
    x = 1,812.72

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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.