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Finding the Fourth Proportional to 530,894.28, 732,794.16 and 361,226.82

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Solution

The fourth proportional to 530,894.28, 732,794.16 and 361,226.82 is: 498,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,894.28 : 732,794.16 = 361,226.82 : x
  2. Step 2: Convert to fraction form
    530,894.28/732,794.16 = 361,226.82/x
  3. Step 3: Cross multiply
    530,894.28x = 732,794.16 × 361,226.82
  4. Step 4: Simplify right side
    530,894.28x = 264,704,904,131.37
  5. Step 5: Solve for x
    x = 264,704,904,131.37/530,894.28
  6. Step 6: Final answer
    x = 498,601.91

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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.