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Finding the Fourth Proportional to 543,411.60, 814,793.40 and 333,200.40

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Solution

The fourth proportional to 543,411.60, 814,793.40 and 333,200.40 is: 499,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,411.60 : 814,793.40 = 333,200.40 : x
  2. Step 2: Convert to fraction form
    543,411.60/814,793.40 = 333,200.40/x
  3. Step 3: Cross multiply
    543,411.60x = 814,793.40 × 333,200.40
  4. Step 4: Simplify right side
    543,411.60x = 271,489,486,797.36
  5. Step 5: Solve for x
    x = 271,489,486,797.36/543,411.60
  6. Step 6: Final answer
    x = 499,601.93

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1.5x scale

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.