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Finding the Fourth Proportional to 268,670.10, 370,750.01 and 147,791.73

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Solution

The fourth proportional to 268,670.10, 370,750.01 and 147,791.73 is: 203,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,670.10 : 370,750.01 = 147,791.73 : x
  2. Step 2: Convert to fraction form
    268,670.10/370,750.01 = 147,791.73/x
  3. Step 3: Cross multiply
    268,670.10x = 370,750.01 × 147,791.73
  4. Step 4: Simplify right side
    268,670.10x = 54,793,784,636.46
  5. Step 5: Solve for x
    x = 54,793,784,636.46/268,670.10
  6. Step 6: Final answer
    x = 203,944.48

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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.