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Finding the Fourth Proportional to 6,698.58, 9,252.81 and 5,134.74

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Solution

The fourth proportional to 6,698.58, 9,252.81 and 5,134.74 is: 7,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.58 : 9,252.81 = 5,134.74 : x
  2. Step 2: Convert to fraction form
    6,698.58/9,252.81 = 5,134.74/x
  3. Step 3: Cross multiply
    6,698.58x = 9,252.81 × 5,134.74
  4. Step 4: Simplify right side
    6,698.58x = 47,510,773.62
  5. Step 5: Solve for x
    x = 47,510,773.62/6,698.58
  6. Step 6: Final answer
    x = 7,092.66

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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.