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Finding the Fourth Proportional to 17,579, 26,374.98 and 9,258.68

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Solution

The fourth proportional to 17,579, 26,374.98 and 9,258.68 is: 13,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579 : 26,374.98 = 9,258.68 : x
  2. Step 2: Convert to fraction form
    17,579/26,374.98 = 9,258.68/x
  3. Step 3: Cross multiply
    17,579x = 26,374.98 × 9,258.68
  4. Step 4: Simplify right side
    17,579x = 244,197,499.83
  5. Step 5: Solve for x
    x = 244,197,499.83/17,579
  6. Step 6: Final answer
    x = 13,891.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.