Home / 319,760.67-441,273.24-176,520.81

Finding the Fourth Proportional to 319,760.67, 441,273.24 and 176,520.81

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Solution

The fourth proportional to 319,760.67, 441,273.24 and 176,520.81 is: 243,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,760.67 : 441,273.24 = 176,520.81 : x
  2. Step 2: Convert to fraction form
    319,760.67/441,273.24 = 176,520.81/x
  3. Step 3: Cross multiply
    319,760.67x = 441,273.24 × 176,520.81
  4. Step 4: Simplify right side
    319,760.67x = 77,893,909,756.12
  5. Step 5: Solve for x
    x = 77,893,909,756.12/319,760.67
  6. Step 6: Final answer
    x = 243,600.66

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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.