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Finding the Fourth Proportional to 500,305.02, 750,535.32 and 167,958.78

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Solution

The fourth proportional to 500,305.02, 750,535.32 and 167,958.78 is: 251,964.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,305.02 : 750,535.32 = 167,958.78 : x
  2. Step 2: Convert to fraction form
    500,305.02/750,535.32 = 167,958.78/x
  3. Step 3: Cross multiply
    500,305.02x = 750,535.32 × 167,958.78
  4. Step 4: Simplify right side
    500,305.02x = 126,058,996,694.11
  5. Step 5: Solve for x
    x = 126,058,996,694.11/500,305.02
  6. Step 6: Final answer
    x = 251,964.29

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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.