Home / 377,924.85-521,525.61-205,838.91

Finding the Fourth Proportional to 377,924.85, 521,525.61 and 205,838.91

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Solution

The fourth proportional to 377,924.85, 521,525.61 and 205,838.91 is: 284,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,924.85 : 521,525.61 = 205,838.91 : x
  2. Step 2: Convert to fraction form
    377,924.85/521,525.61 = 205,838.91/x
  3. Step 3: Cross multiply
    377,924.85x = 521,525.61 × 205,838.91
  4. Step 4: Simplify right side
    377,924.85x = 107,350,263,099.49
  5. Step 5: Solve for x
    x = 107,350,263,099.49/377,924.85
  6. Step 6: Final answer
    x = 284,051.88

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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.