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Finding the Fourth Proportional to 9,409.58, 12,993.82 and 6,058.09

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Solution

The fourth proportional to 9,409.58, 12,993.82 and 6,058.09 is: 8,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.58 : 12,993.82 = 6,058.09 : x
  2. Step 2: Convert to fraction form
    9,409.58/12,993.82 = 6,058.09/x
  3. Step 3: Cross multiply
    9,409.58x = 12,993.82 × 6,058.09
  4. Step 4: Simplify right side
    9,409.58x = 78,717,731.00
  5. Step 5: Solve for x
    x = 78,717,731.00/9,409.58
  6. Step 6: Final answer
    x = 8,365.70

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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.