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Finding the Fourth Proportional to 268,690.52, 370,583.00 and 166,658.77

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Solution

The fourth proportional to 268,690.52, 370,583.00 and 166,658.77 is: 229,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,690.52 : 370,583.00 = 166,658.77 : x
  2. Step 2: Convert to fraction form
    268,690.52/370,583.00 = 166,658.77/x
  3. Step 3: Cross multiply
    268,690.52x = 370,583.00 × 166,658.77
  4. Step 4: Simplify right side
    268,690.52x = 61,760,907,217.82
  5. Step 5: Solve for x
    x = 61,760,907,217.82/268,690.52
  6. Step 6: Final answer
    x = 229,858.90

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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.