Home / 535,905.72-739,503.27-294,187.95

Finding the Fourth Proportional to 535,905.72, 739,503.27 and 294,187.95

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Solution

The fourth proportional to 535,905.72, 739,503.27 and 294,187.95 is: 405,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,905.72 : 739,503.27 = 294,187.95 : x
  2. Step 2: Convert to fraction form
    535,905.72/739,503.27 = 294,187.95/x
  3. Step 3: Cross multiply
    535,905.72x = 739,503.27 × 294,187.95
  4. Step 4: Simplify right side
    535,905.72x = 217,552,951,019.60
  5. Step 5: Solve for x
    x = 217,552,951,019.60/535,905.72
  6. Step 6: Final answer
    x = 405,953.78

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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.