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Finding the Fourth Proportional to 529,793.70, 794,690.55 and 494,801.70

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Solution

The fourth proportional to 529,793.70, 794,690.55 and 494,801.70 is: 742,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,793.70 : 794,690.55 = 494,801.70 : x
  2. Step 2: Convert to fraction form
    529,793.70/794,690.55 = 494,801.70/x
  3. Step 3: Cross multiply
    529,793.70x = 794,690.55 × 494,801.70
  4. Step 4: Simplify right side
    529,793.70x = 393,214,235,113.94
  5. Step 5: Solve for x
    x = 393,214,235,113.94/529,793.70
  6. Step 6: Final answer
    x = 742,202.55

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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.