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Finding the Fourth Proportional to 4,159.62, 6,238.08 and 1,562.22

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Solution

The fourth proportional to 4,159.62, 6,238.08 and 1,562.22 is: 2,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.62 : 6,238.08 = 1,562.22 : x
  2. Step 2: Convert to fraction form
    4,159.62/6,238.08 = 1,562.22/x
  3. Step 3: Cross multiply
    4,159.62x = 6,238.08 × 1,562.22
  4. Step 4: Simplify right side
    4,159.62x = 9,745,253.34
  5. Step 5: Solve for x
    x = 9,745,253.34/4,159.62
  6. Step 6: Final answer
    x = 2,342.82

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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.