Home / 335,209.32-462,522.69-188,039.07

Finding the Fourth Proportional to 335,209.32, 462,522.69 and 188,039.07

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Solution

The fourth proportional to 335,209.32, 462,522.69 and 188,039.07 is: 259,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,209.32 : 462,522.69 = 188,039.07 : x
  2. Step 2: Convert to fraction form
    335,209.32/462,522.69 = 188,039.07/x
  3. Step 3: Cross multiply
    335,209.32x = 462,522.69 × 188,039.07
  4. Step 4: Simplify right side
    335,209.32x = 86,972,336,481.50
  5. Step 5: Solve for x
    x = 86,972,336,481.50/335,209.32
  6. Step 6: Final answer
    x = 259,456.80

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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.