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Finding the Fourth Proportional to 6,828.03, 10,242.05 and 1,897.68

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Solution

The fourth proportional to 6,828.03, 10,242.05 and 1,897.68 is: 2,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.03 : 10,242.05 = 1,897.68 : x
  2. Step 2: Convert to fraction form
    6,828.03/10,242.05 = 1,897.68/x
  3. Step 3: Cross multiply
    6,828.03x = 10,242.05 × 1,897.68
  4. Step 4: Simplify right side
    6,828.03x = 19,436,133.44
  5. Step 5: Solve for x
    x = 19,436,133.44/6,828.03
  6. Step 6: Final answer
    x = 2,846.52

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Similar ratio
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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.