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Finding the Fourth Proportional to 373,937.85, 516,281.04 and 230,908.05

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Solution

The fourth proportional to 373,937.85, 516,281.04 and 230,908.05 is: 318,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,937.85 : 516,281.04 = 230,908.05 : x
  2. Step 2: Convert to fraction form
    373,937.85/516,281.04 = 230,908.05/x
  3. Step 3: Cross multiply
    373,937.85x = 516,281.04 × 230,908.05
  4. Step 4: Simplify right side
    373,937.85x = 119,213,448,198.37
  5. Step 5: Solve for x
    x = 119,213,448,198.37/373,937.85
  6. Step 6: Final answer
    x = 318,805.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.