Home / 297,748.61-410,895.58-161,782.56

Finding the Fourth Proportional to 297,748.61, 410,895.58 and 161,782.56

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Solution

The fourth proportional to 297,748.61, 410,895.58 and 161,782.56 is: 223,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,748.61 : 410,895.58 = 161,782.56 : x
  2. Step 2: Convert to fraction form
    297,748.61/410,895.58 = 161,782.56/x
  3. Step 3: Cross multiply
    297,748.61x = 410,895.58 × 161,782.56
  4. Step 4: Simplify right side
    297,748.61x = 66,475,737,789.80
  5. Step 5: Solve for x
    x = 66,475,737,789.80/297,748.61
  6. Step 6: Final answer
    x = 223,261.29

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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.