Home / 331,320.60-497,499.30-252,523.80

Finding the Fourth Proportional to 331,320.60, 497,499.30 and 252,523.80

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Solution

The fourth proportional to 331,320.60, 497,499.30 and 252,523.80 is: 379,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,320.60 : 497,499.30 = 252,523.80 : x
  2. Step 2: Convert to fraction form
    331,320.60/497,499.30 = 252,523.80/x
  3. Step 3: Cross multiply
    331,320.60x = 497,499.30 × 252,523.80
  4. Step 4: Simplify right side
    331,320.60x = 125,630,413,733.34
  5. Step 5: Solve for x
    x = 125,630,413,733.34/331,320.60
  6. Step 6: Final answer
    x = 379,180.81

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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.