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Finding the Fourth Proportional to 6,798.69, 10,131.30 and 6,575.76

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Solution

The fourth proportional to 6,798.69, 10,131.30 and 6,575.76 is: 9,799.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.69 : 10,131.30 = 6,575.76 : x
  2. Step 2: Convert to fraction form
    6,798.69/10,131.30 = 6,575.76/x
  3. Step 3: Cross multiply
    6,798.69x = 10,131.30 × 6,575.76
  4. Step 4: Simplify right side
    6,798.69x = 66,620,997.29
  5. Step 5: Solve for x
    x = 66,620,997.29/6,798.69
  6. Step 6: Final answer
    x = 9,799.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.