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Finding the Fourth Proportional to 4,287.84, 5,917.08 and 2,424.84

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Solution

The fourth proportional to 4,287.84, 5,917.08 and 2,424.84 is: 3,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.84 : 5,917.08 = 2,424.84 : x
  2. Step 2: Convert to fraction form
    4,287.84/5,917.08 = 2,424.84/x
  3. Step 3: Cross multiply
    4,287.84x = 5,917.08 × 2,424.84
  4. Step 4: Simplify right side
    4,287.84x = 14,347,972.27
  5. Step 5: Solve for x
    x = 14,347,972.27/4,287.84
  6. Step 6: Final answer
    x = 3,346.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.