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Finding the Fourth Proportional to 12,497.46, 17,246.53 and 6,832.28

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Solution

The fourth proportional to 12,497.46, 17,246.53 and 6,832.28 is: 9,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.46 : 17,246.53 = 6,832.28 : x
  2. Step 2: Convert to fraction form
    12,497.46/17,246.53 = 6,832.28/x
  3. Step 3: Cross multiply
    12,497.46x = 17,246.53 × 6,832.28
  4. Step 4: Simplify right side
    12,497.46x = 117,833,035.76
  5. Step 5: Solve for x
    x = 117,833,035.76/12,497.46
  6. Step 6: Final answer
    x = 9,428.56

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Similar ratio
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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.