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Finding the Fourth Proportional to 477,562.64, 658,976.62 and 322,850.62

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Solution

The fourth proportional to 477,562.64, 658,976.62 and 322,850.62 is: 445,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,562.64 : 658,976.62 = 322,850.62 : x
  2. Step 2: Convert to fraction form
    477,562.64/658,976.62 = 322,850.62/x
  3. Step 3: Cross multiply
    477,562.64x = 658,976.62 × 322,850.62
  4. Step 4: Simplify right side
    477,562.64x = 212,751,005,423.37
  5. Step 5: Solve for x
    x = 212,751,005,423.37/477,562.64
  6. Step 6: Final answer
    x = 445,493.40

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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.