Home / 505,869.92-758,887.23-236,267.66

Finding the Fourth Proportional to 505,869.92, 758,887.23 and 236,267.66

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Solution

The fourth proportional to 505,869.92, 758,887.23 and 236,267.66 is: 354,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,869.92 : 758,887.23 = 236,267.66 : x
  2. Step 2: Convert to fraction form
    505,869.92/758,887.23 = 236,267.66/x
  3. Step 3: Cross multiply
    505,869.92x = 758,887.23 × 236,267.66
  4. Step 4: Simplify right side
    505,869.92x = 179,300,510,035.98
  5. Step 5: Solve for x
    x = 179,300,510,035.98/505,869.92
  6. Step 6: Final answer
    x = 354,439.95

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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.