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Finding the Fourth Proportional to 496,223.55, 744,335.33 and 285,688.35

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Solution

The fourth proportional to 496,223.55, 744,335.33 and 285,688.35 is: 428,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,223.55 : 744,335.33 = 285,688.35 : x
  2. Step 2: Convert to fraction form
    496,223.55/744,335.33 = 285,688.35/x
  3. Step 3: Cross multiply
    496,223.55x = 744,335.33 × 285,688.35
  4. Step 4: Simplify right side
    496,223.55x = 212,647,930,845.96
  5. Step 5: Solve for x
    x = 212,647,930,845.96/496,223.55
  6. Step 6: Final answer
    x = 428,532.53

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Similar ratio
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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.