Home / 300,341.02-414,429.61-179,456.78

Finding the Fourth Proportional to 300,341.02, 414,429.61 and 179,456.78

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Solution

The fourth proportional to 300,341.02, 414,429.61 and 179,456.78 is: 247,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,341.02 : 414,429.61 = 179,456.78 : x
  2. Step 2: Convert to fraction form
    300,341.02/414,429.61 = 179,456.78/x
  3. Step 3: Cross multiply
    300,341.02x = 414,429.61 × 179,456.78
  4. Step 4: Simplify right side
    300,341.02x = 74,372,203,347.26
  5. Step 5: Solve for x
    x = 74,372,203,347.26/300,341.02
  6. Step 6: Final answer
    x = 247,625.86

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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.