Home / 379,567.44-523,463.76-314,934.30

Finding the Fourth Proportional to 379,567.44, 523,463.76 and 314,934.30

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Solution

The fourth proportional to 379,567.44, 523,463.76 and 314,934.30 is: 434,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,567.44 : 523,463.76 = 314,934.30 : x
  2. Step 2: Convert to fraction form
    379,567.44/523,463.76 = 314,934.30/x
  3. Step 3: Cross multiply
    379,567.44x = 523,463.76 × 314,934.30
  4. Step 4: Simplify right side
    379,567.44x = 164,856,692,830.97
  5. Step 5: Solve for x
    x = 164,856,692,830.97/379,567.44
  6. Step 6: Final answer
    x = 434,327.80

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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.