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Finding the Fourth Proportional to 12,464.90, 17,201.24 and 6,799.77

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Solution

The fourth proportional to 12,464.90, 17,201.24 and 6,799.77 is: 9,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464.90 : 17,201.24 = 6,799.77 : x
  2. Step 2: Convert to fraction form
    12,464.90/17,201.24 = 6,799.77/x
  3. Step 3: Cross multiply
    12,464.90x = 17,201.24 × 6,799.77
  4. Step 4: Simplify right side
    12,464.90x = 116,964,531.72
  5. Step 5: Solve for x
    x = 116,964,531.72/12,464.90
  6. Step 6: Final answer
    x = 9,383.52

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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.