Home / 926,944.50-1,279,183.41-503,008.50

Finding the Fourth Proportional to 926,944.50, 1,279,183.41 and 503,008.50

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Solution

The fourth proportional to 926,944.50, 1,279,183.41 and 503,008.50 is: 694,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,944.50 : 1,279,183.41 = 503,008.50 : x
  2. Step 2: Convert to fraction form
    926,944.50/1,279,183.41 = 503,008.50/x
  3. Step 3: Cross multiply
    926,944.50x = 1,279,183.41 × 503,008.50
  4. Step 4: Simplify right side
    926,944.50x = 643,440,128,288.99
  5. Step 5: Solve for x
    x = 643,440,128,288.99/926,944.50
  6. Step 6: Final answer
    x = 694,151.73

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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.