Home / 347,331.77-479,343.59-194,385.27

Finding the Fourth Proportional to 347,331.77, 479,343.59 and 194,385.27

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Solution

The fourth proportional to 347,331.77, 479,343.59 and 194,385.27 is: 268,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,331.77 : 479,343.59 = 194,385.27 : x
  2. Step 2: Convert to fraction form
    347,331.77/479,343.59 = 194,385.27/x
  3. Step 3: Cross multiply
    347,331.77x = 479,343.59 × 194,385.27
  4. Step 4: Simplify right side
    347,331.77x = 93,177,333,164.92
  5. Step 5: Solve for x
    x = 93,177,333,164.92/347,331.77
  6. Step 6: Final answer
    x = 268,266.08

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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.