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Finding the Fourth Proportional to 12,326.54, 17,010.66 and 6,737.54

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Solution

The fourth proportional to 12,326.54, 17,010.66 and 6,737.54 is: 9,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.54 : 17,010.66 = 6,737.54 : x
  2. Step 2: Convert to fraction form
    12,326.54/17,010.66 = 6,737.54/x
  3. Step 3: Cross multiply
    12,326.54x = 17,010.66 × 6,737.54
  4. Step 4: Simplify right side
    12,326.54x = 114,610,002.18
  5. Step 5: Solve for x
    x = 114,610,002.18/12,326.54
  6. Step 6: Final answer
    x = 9,297.82

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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.