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Finding the Fourth Proportional to 4,952.57, 7,424.76 and 2,318.79

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Solution

The fourth proportional to 4,952.57, 7,424.76 and 2,318.79 is: 3,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.57 : 7,424.76 = 2,318.79 : x
  2. Step 2: Convert to fraction form
    4,952.57/7,424.76 = 2,318.79/x
  3. Step 3: Cross multiply
    4,952.57x = 7,424.76 × 2,318.79
  4. Step 4: Simplify right side
    4,952.57x = 17,216,459.24
  5. Step 5: Solve for x
    x = 17,216,459.24/4,952.57
  6. Step 6: Final answer
    x = 3,476.27

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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.