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Finding the Fourth Proportional to 508,458.02, 762,731.36 and 166,799

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Solution

The fourth proportional to 508,458.02, 762,731.36 and 166,799 is: 250,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,458.02 : 762,731.36 = 166,799 : x
  2. Step 2: Convert to fraction form
    508,458.02/762,731.36 = 166,799/x
  3. Step 3: Cross multiply
    508,458.02x = 762,731.36 × 166,799
  4. Step 4: Simplify right side
    508,458.02x = 127,222,828,116.64
  5. Step 5: Solve for x
    x = 127,222,828,116.64/508,458.02
  6. Step 6: Final answer
    x = 250,213.04

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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.