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Finding the Fourth Proportional to 481,832.82, 723,411.27 and 245,334.42

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Solution

The fourth proportional to 481,832.82, 723,411.27 and 245,334.42 is: 368,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,832.82 : 723,411.27 = 245,334.42 : x
  2. Step 2: Convert to fraction form
    481,832.82/723,411.27 = 245,334.42/x
  3. Step 3: Cross multiply
    481,832.82x = 723,411.27 × 245,334.42
  4. Step 4: Simplify right side
    481,832.82x = 177,477,684,346.91
  5. Step 5: Solve for x
    x = 177,477,684,346.91/481,832.82
  6. Step 6: Final answer
    x = 368,338.72

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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.