Home / 563,538.11-843,904.97-394,265.93

Finding the Fourth Proportional to 563,538.11, 843,904.97 and 394,265.93

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Solution

The fourth proportional to 563,538.11, 843,904.97 and 394,265.93 is: 590,417.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,538.11 : 843,904.97 = 394,265.93 : x
  2. Step 2: Convert to fraction form
    563,538.11/843,904.97 = 394,265.93/x
  3. Step 3: Cross multiply
    563,538.11x = 843,904.97 × 394,265.93
  4. Step 4: Simplify right side
    563,538.11x = 332,722,976,704.58
  5. Step 5: Solve for x
    x = 332,722,976,704.58/563,538.11
  6. Step 6: Final answer
    x = 590,417.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.