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Finding the Fourth Proportional to 574,529.01, 792,819.64 and 329,501.11

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Solution

The fourth proportional to 574,529.01, 792,819.64 and 329,501.11 is: 454,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,529.01 : 792,819.64 = 329,501.11 : x
  2. Step 2: Convert to fraction form
    574,529.01/792,819.64 = 329,501.11/x
  3. Step 3: Cross multiply
    574,529.01x = 792,819.64 × 329,501.11
  4. Step 4: Simplify right side
    574,529.01x = 261,234,951,409.80
  5. Step 5: Solve for x
    x = 261,234,951,409.80/574,529.01
  6. Step 6: Final answer
    x = 454,694.10

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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.