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Finding the Fourth Proportional to 229,268.94, 343,907.52 and 79,514.52

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Solution

The fourth proportional to 229,268.94, 343,907.52 and 79,514.52 is: 119,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,268.94 : 343,907.52 = 79,514.52 : x
  2. Step 2: Convert to fraction form
    229,268.94/343,907.52 = 79,514.52/x
  3. Step 3: Cross multiply
    229,268.94x = 343,907.52 × 79,514.52
  4. Step 4: Simplify right side
    229,268.94x = 27,345,641,377.19
  5. Step 5: Solve for x
    x = 27,345,641,377.19/229,268.94
  6. Step 6: Final answer
    x = 119,273.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.