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Finding the Fourth Proportional to 4,494.51, 6,741.55 and 1,722.48

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Solution

The fourth proportional to 4,494.51, 6,741.55 and 1,722.48 is: 2,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.51 : 6,741.55 = 1,722.48 : x
  2. Step 2: Convert to fraction form
    4,494.51/6,741.55 = 1,722.48/x
  3. Step 3: Cross multiply
    4,494.51x = 6,741.55 × 1,722.48
  4. Step 4: Simplify right side
    4,494.51x = 11,612,185.04
  5. Step 5: Solve for x
    x = 11,612,185.04/4,494.51
  6. Step 6: Final answer
    x = 2,583.64

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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.