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Finding the Fourth Proportional to 3,975.58, 5,955.42 and 2,393.42

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Solution

The fourth proportional to 3,975.58, 5,955.42 and 2,393.42 is: 3,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.58 : 5,955.42 = 2,393.42 : x
  2. Step 2: Convert to fraction form
    3,975.58/5,955.42 = 2,393.42/x
  3. Step 3: Cross multiply
    3,975.58x = 5,955.42 × 2,393.42
  4. Step 4: Simplify right side
    3,975.58x = 14,253,809.37
  5. Step 5: Solve for x
    x = 14,253,809.37/3,975.58
  6. Step 6: Final answer
    x = 3,585.34

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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.