Home / 319,608.20-441,060.61-176,372.38

Finding the Fourth Proportional to 319,608.20, 441,060.61 and 176,372.38

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Solution

The fourth proportional to 319,608.20, 441,060.61 and 176,372.38 is: 243,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,608.20 : 441,060.61 = 176,372.38 : x
  2. Step 2: Convert to fraction form
    319,608.20/441,060.61 = 176,372.38/x
  3. Step 3: Cross multiply
    319,608.20x = 441,060.61 × 176,372.38
  4. Step 4: Simplify right side
    319,608.20x = 77,790,909,509.95
  5. Step 5: Solve for x
    x = 77,790,909,509.95/319,608.20
  6. Step 6: Final answer
    x = 243,394.60

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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.