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Finding the Fourth Proportional to 508,506.08, 762,872.52 and 166,964.72

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Solution

The fourth proportional to 508,506.08, 762,872.52 and 166,964.72 is: 250,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,506.08 : 762,872.52 = 166,964.72 : x
  2. Step 2: Convert to fraction form
    508,506.08/762,872.52 = 166,964.72/x
  3. Step 3: Cross multiply
    508,506.08x = 762,872.52 × 166,964.72
  4. Step 4: Simplify right side
    508,506.08x = 127,372,796,697.49
  5. Step 5: Solve for x
    x = 127,372,796,697.49/508,506.08
  6. Step 6: Final answer
    x = 250,484.31

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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.