Home / 366,326.34-505,535.40-238,928.82

Finding the Fourth Proportional to 366,326.34, 505,535.40 and 238,928.82

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Solution

The fourth proportional to 366,326.34, 505,535.40 and 238,928.82 is: 329,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,326.34 : 505,535.40 = 238,928.82 : x
  2. Step 2: Convert to fraction form
    366,326.34/505,535.40 = 238,928.82/x
  3. Step 3: Cross multiply
    366,326.34x = 505,535.40 × 238,928.82
  4. Step 4: Simplify right side
    366,326.34x = 120,786,976,590.23
  5. Step 5: Solve for x
    x = 120,786,976,590.23/366,326.34
  6. Step 6: Final answer
    x = 329,725.07

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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.