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Finding the Fourth Proportional to 468,984.80, 703,477.47 and 329,366.72

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Solution

The fourth proportional to 468,984.80, 703,477.47 and 329,366.72 is: 494,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,984.80 : 703,477.47 = 329,366.72 : x
  2. Step 2: Convert to fraction form
    468,984.80/703,477.47 = 329,366.72/x
  3. Step 3: Cross multiply
    468,984.80x = 703,477.47 × 329,366.72
  4. Step 4: Simplify right side
    468,984.80x = 231,702,061,723.58
  5. Step 5: Solve for x
    x = 231,702,061,723.58/468,984.80
  6. Step 6: Final answer
    x = 494,050.26

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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.