Home / 366,360.18-505,579.77-205,217.16

Finding the Fourth Proportional to 366,360.18, 505,579.77 and 205,217.16

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Solution

The fourth proportional to 366,360.18, 505,579.77 and 205,217.16 is: 283,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,360.18 : 505,579.77 = 205,217.16 : x
  2. Step 2: Convert to fraction form
    366,360.18/505,579.77 = 205,217.16/x
  3. Step 3: Cross multiply
    366,360.18x = 505,579.77 × 205,217.16
  4. Step 4: Simplify right side
    366,360.18x = 103,753,644,552.85
  5. Step 5: Solve for x
    x = 103,753,644,552.85/366,360.18
  6. Step 6: Final answer
    x = 283,201.21

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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.