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Finding the Fourth Proportional to 3,741.93, 5,612.96 and 1,144.89

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Solution

The fourth proportional to 3,741.93, 5,612.96 and 1,144.89 is: 1,717.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.93 : 5,612.96 = 1,144.89 : x
  2. Step 2: Convert to fraction form
    3,741.93/5,612.96 = 1,144.89/x
  3. Step 3: Cross multiply
    3,741.93x = 5,612.96 × 1,144.89
  4. Step 4: Simplify right side
    3,741.93x = 6,426,216.05
  5. Step 5: Solve for x
    x = 6,426,216.05/3,741.93
  6. Step 6: Final answer
    x = 1,717.35

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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.