Home / 347,756.48-479,910.03-194,793.35

Finding the Fourth Proportional to 347,756.48, 479,910.03 and 194,793.35

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Solution

The fourth proportional to 347,756.48, 479,910.03 and 194,793.35 is: 268,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,756.48 : 479,910.03 = 194,793.35 : x
  2. Step 2: Convert to fraction form
    347,756.48/479,910.03 = 194,793.35/x
  3. Step 3: Cross multiply
    347,756.48x = 479,910.03 × 194,793.35
  4. Step 4: Simplify right side
    347,756.48x = 93,483,282,442.30
  5. Step 5: Solve for x
    x = 93,483,282,442.30/347,756.48
  6. Step 6: Final answer
    x = 268,818.23

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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.