Home / 331,473.93-457,437.05-200,654.59

Finding the Fourth Proportional to 331,473.93, 457,437.05 and 200,654.59

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Solution

The fourth proportional to 331,473.93, 457,437.05 and 200,654.59 is: 276,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,473.93 : 457,437.05 = 200,654.59 : x
  2. Step 2: Convert to fraction form
    331,473.93/457,437.05 = 200,654.59/x
  3. Step 3: Cross multiply
    331,473.93x = 457,437.05 × 200,654.59
  4. Step 4: Simplify right side
    331,473.93x = 91,786,843,718.56
  5. Step 5: Solve for x
    x = 91,786,843,718.56/331,473.93
  6. Step 6: Final answer
    x = 276,905.17

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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.