Home / 417,976.94-576,984.70-282,194.84

Finding the Fourth Proportional to 417,976.94, 576,984.70 and 282,194.84

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Solution

The fourth proportional to 417,976.94, 576,984.70 and 282,194.84 is: 389,548.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,976.94 : 576,984.70 = 282,194.84 : x
  2. Step 2: Convert to fraction form
    417,976.94/576,984.70 = 282,194.84/x
  3. Step 3: Cross multiply
    417,976.94x = 576,984.70 × 282,194.84
  4. Step 4: Simplify right side
    417,976.94x = 162,822,105,098.95
  5. Step 5: Solve for x
    x = 162,822,105,098.95/417,976.94
  6. Step 6: Final answer
    x = 389,548.06

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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.