Home / 319,675.38-441,151.08-176,434.41

Finding the Fourth Proportional to 319,675.38, 441,151.08 and 176,434.41

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Solution

The fourth proportional to 319,675.38, 441,151.08 and 176,434.41 is: 243,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,675.38 : 441,151.08 = 176,434.41 : x
  2. Step 2: Convert to fraction form
    319,675.38/441,151.08 = 176,434.41/x
  3. Step 3: Cross multiply
    319,675.38x = 441,151.08 × 176,434.41
  4. Step 4: Simplify right side
    319,675.38x = 77,834,230,520.66
  5. Step 5: Solve for x
    x = 77,834,230,520.66/319,675.38
  6. Step 6: Final answer
    x = 243,478.96

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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.