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Finding the Fourth Proportional to 362,667.64, 544,093.74 and 213,034.48

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Solution

The fourth proportional to 362,667.64, 544,093.74 and 213,034.48 is: 319,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,667.64 : 544,093.74 = 213,034.48 : x
  2. Step 2: Convert to fraction form
    362,667.64/544,093.74 = 213,034.48/x
  3. Step 3: Cross multiply
    362,667.64x = 544,093.74 × 213,034.48
  4. Step 4: Simplify right side
    362,667.64x = 115,910,726,972.16
  5. Step 5: Solve for x
    x = 115,910,726,972.16/362,667.64
  6. Step 6: Final answer
    x = 319,605.93

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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.