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Finding the Fourth Proportional to 437,879.93, 604,171.23 and 265,793.65

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Solution

The fourth proportional to 437,879.93, 604,171.23 and 265,793.65 is: 366,732.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,879.93 : 604,171.23 = 265,793.65 : x
  2. Step 2: Convert to fraction form
    437,879.93/604,171.23 = 265,793.65/x
  3. Step 3: Cross multiply
    437,879.93x = 604,171.23 × 265,793.65
  4. Step 4: Simplify right side
    437,879.93x = 160,584,878,085.54
  5. Step 5: Solve for x
    x = 160,584,878,085.54/437,879.93
  6. Step 6: Final answer
    x = 366,732.68

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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.