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Finding the Fourth Proportional to 6,552.71, 9,828.38 and 1,872.41

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Solution

The fourth proportional to 6,552.71, 9,828.38 and 1,872.41 is: 2,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.71 : 9,828.38 = 1,872.41 : x
  2. Step 2: Convert to fraction form
    6,552.71/9,828.38 = 1,872.41/x
  3. Step 3: Cross multiply
    6,552.71x = 9,828.38 × 1,872.41
  4. Step 4: Simplify right side
    6,552.71x = 18,402,747.63
  5. Step 5: Solve for x
    x = 18,402,747.63/6,552.71
  6. Step 6: Final answer
    x = 2,808.42

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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.