Home / 319,711.24-441,201.44-176,471.25

Finding the Fourth Proportional to 319,711.24, 441,201.44 and 176,471.25

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Solution

The fourth proportional to 319,711.24, 441,201.44 and 176,471.25 is: 243,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,711.24 : 441,201.44 = 176,471.25 : x
  2. Step 2: Convert to fraction form
    319,711.24/441,201.44 = 176,471.25/x
  3. Step 3: Cross multiply
    319,711.24x = 441,201.44 × 176,471.25
  4. Step 4: Simplify right side
    319,711.24x = 77,859,369,618.60
  5. Step 5: Solve for x
    x = 77,859,369,618.60/319,711.24
  6. Step 6: Final answer
    x = 243,530.29

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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.