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Finding the Fourth Proportional to 333,966.75, 500,175.10 and 331,477.67

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Solution

The fourth proportional to 333,966.75, 500,175.10 and 331,477.67 is: 496,447.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,966.75 : 500,175.10 = 331,477.67 : x
  2. Step 2: Convert to fraction form
    333,966.75/500,175.10 = 331,477.67/x
  3. Step 3: Cross multiply
    333,966.75x = 500,175.10 × 331,477.67
  4. Step 4: Simplify right side
    333,966.75x = 165,796,875,591.32
  5. Step 5: Solve for x
    x = 165,796,875,591.32/333,966.75
  6. Step 6: Final answer
    x = 496,447.26

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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.