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Finding the Fourth Proportional to 523,832.75, 722,894.24 and 297,479.87

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Solution

The fourth proportional to 523,832.75, 722,894.24 and 297,479.87 is: 410,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,832.75 : 722,894.24 = 297,479.87 : x
  2. Step 2: Convert to fraction form
    523,832.75/722,894.24 = 297,479.87/x
  3. Step 3: Cross multiply
    523,832.75x = 722,894.24 × 297,479.87
  4. Step 4: Simplify right side
    523,832.75x = 215,046,481,668.18
  5. Step 5: Solve for x
    x = 215,046,481,668.18/523,832.75
  6. Step 6: Final answer
    x = 410,525.08

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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.