Home / 319,942.71-441,512.37-176,692.59

Finding the Fourth Proportional to 319,942.71, 441,512.37 and 176,692.59

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Solution

The fourth proportional to 319,942.71, 441,512.37 and 176,692.59 is: 243,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,942.71 : 441,512.37 = 176,692.59 : x
  2. Step 2: Convert to fraction form
    319,942.71/441,512.37 = 176,692.59/x
  3. Step 3: Cross multiply
    319,942.71x = 441,512.37 × 176,692.59
  4. Step 4: Simplify right side
    319,942.71x = 78,011,964,172.34
  5. Step 5: Solve for x
    x = 78,011,964,172.34/319,942.71
  6. Step 6: Final answer
    x = 243,831.04

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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.