Home / 399,209.22-550,904.94-246,186.24

Finding the Fourth Proportional to 399,209.22, 550,904.94 and 246,186.24

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Solution

The fourth proportional to 399,209.22, 550,904.94 and 246,186.24 is: 339,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,209.22 : 550,904.94 = 246,186.24 : x
  2. Step 2: Convert to fraction form
    399,209.22/550,904.94 = 246,186.24/x
  3. Step 3: Cross multiply
    399,209.22x = 550,904.94 × 246,186.24
  4. Step 4: Simplify right side
    399,209.22x = 135,625,215,776.03
  5. Step 5: Solve for x
    x = 135,625,215,776.03/399,209.22
  6. Step 6: Final answer
    x = 339,734.68

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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.