Home / 535,909.72-739,508.79-294,191.95

Finding the Fourth Proportional to 535,909.72, 739,508.79 and 294,191.95

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Solution

The fourth proportional to 535,909.72, 739,508.79 and 294,191.95 is: 405,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,909.72 : 739,508.79 = 294,191.95 : x
  2. Step 2: Convert to fraction form
    535,909.72/739,508.79 = 294,191.95/x
  3. Step 3: Cross multiply
    535,909.72x = 739,508.79 × 294,191.95
  4. Step 4: Simplify right side
    535,909.72x = 217,557,532,972.24
  5. Step 5: Solve for x
    x = 217,557,532,972.24/535,909.72
  6. Step 6: Final answer
    x = 405,959.30

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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.