Home / 813,193.44-1,219,296.24-363,830.64

Finding the Fourth Proportional to 813,193.44, 1,219,296.24 and 363,830.64

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Solution

The fourth proportional to 813,193.44, 1,219,296.24 and 363,830.64 is: 545,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,193.44 : 1,219,296.24 = 363,830.64 : x
  2. Step 2: Convert to fraction form
    813,193.44/1,219,296.24 = 363,830.64/x
  3. Step 3: Cross multiply
    813,193.44x = 1,219,296.24 × 363,830.64
  4. Step 4: Simplify right side
    813,193.44x = 443,617,331,348.79
  5. Step 5: Solve for x
    x = 443,617,331,348.79/813,193.44
  6. Step 6: Final answer
    x = 545,524.98

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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.