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Finding the Fourth Proportional to 449,316.42, 673,392.87 and 182,765.22

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Solution

The fourth proportional to 449,316.42, 673,392.87 and 182,765.22 is: 273,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,316.42 : 673,392.87 = 182,765.22 : x
  2. Step 2: Convert to fraction form
    449,316.42/673,392.87 = 182,765.22/x
  3. Step 3: Cross multiply
    449,316.42x = 673,392.87 × 182,765.22
  4. Step 4: Simplify right side
    449,316.42x = 123,072,796,031.98
  5. Step 5: Solve for x
    x = 123,072,796,031.98/449,316.42
  6. Step 6: Final answer
    x = 273,911.19

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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.