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Finding the Fourth Proportional to 491,776.56, 737,630.96 and 302,266.17

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Solution

The fourth proportional to 491,776.56, 737,630.96 and 302,266.17 is: 453,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,776.56 : 737,630.96 = 302,266.17 : x
  2. Step 2: Convert to fraction form
    491,776.56/737,630.96 = 302,266.17/x
  3. Step 3: Cross multiply
    491,776.56x = 737,630.96 × 302,266.17
  4. Step 4: Simplify right side
    491,776.56x = 222,960,885,152.62
  5. Step 5: Solve for x
    x = 222,960,885,152.62/491,776.56
  6. Step 6: Final answer
    x = 453,378.43

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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.