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Finding the Fourth Proportional to 2,898.66, 4,347.27 and 2,436.78

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Solution

The fourth proportional to 2,898.66, 4,347.27 and 2,436.78 is: 3,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.66 : 4,347.27 = 2,436.78 : x
  2. Step 2: Convert to fraction form
    2,898.66/4,347.27 = 2,436.78/x
  3. Step 3: Cross multiply
    2,898.66x = 4,347.27 × 2,436.78
  4. Step 4: Simplify right side
    2,898.66x = 10,593,340.59
  5. Step 5: Solve for x
    x = 10,593,340.59/2,898.66
  6. Step 6: Final answer
    x = 3,654.56

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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.