Home / 418,267.23-577,161.92-236,940.32

Finding the Fourth Proportional to 418,267.23, 577,161.92 and 236,940.32

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Solution

The fourth proportional to 418,267.23, 577,161.92 and 236,940.32 is: 326,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,267.23 : 577,161.92 = 236,940.32 : x
  2. Step 2: Convert to fraction form
    418,267.23/577,161.92 = 236,940.32/x
  3. Step 3: Cross multiply
    418,267.23x = 577,161.92 × 236,940.32
  4. Step 4: Simplify right side
    418,267.23x = 136,752,932,051.87
  5. Step 5: Solve for x
    x = 136,752,932,051.87/418,267.23
  6. Step 6: Final answer
    x = 326,951.11

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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.