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Finding the Fourth Proportional to 19,462, 26,862.36 and 11,083.44

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Solution

The fourth proportional to 19,462, 26,862.36 and 11,083.44 is: 15,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462 : 26,862.36 = 11,083.44 : x
  2. Step 2: Convert to fraction form
    19,462/26,862.36 = 11,083.44/x
  3. Step 3: Cross multiply
    19,462x = 26,862.36 × 11,083.44
  4. Step 4: Simplify right side
    19,462x = 297,727,355.32
  5. Step 5: Solve for x
    x = 297,727,355.32/19,462
  6. Step 6: Final answer
    x = 15,297.88

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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.