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Finding the Fourth Proportional to 441,782.22, 659,680.59 and 350,803.92

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Solution

The fourth proportional to 441,782.22, 659,680.59 and 350,803.92 is: 523,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,782.22 : 659,680.59 = 350,803.92 : x
  2. Step 2: Convert to fraction form
    441,782.22/659,680.59 = 350,803.92/x
  3. Step 3: Cross multiply
    441,782.22x = 659,680.59 × 350,803.92
  4. Step 4: Simplify right side
    441,782.22x = 231,418,536,919.91
  5. Step 5: Solve for x
    x = 231,418,536,919.91/441,782.22
  6. Step 6: Final answer
    x = 523,829.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.