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Finding the Fourth Proportional to 543,244.20, 813,311.10 and 333,292.20

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Solution

The fourth proportional to 543,244.20, 813,311.10 and 333,292.20 is: 498,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,244.20 : 813,311.10 = 333,292.20 : x
  2. Step 2: Convert to fraction form
    543,244.20/813,311.10 = 333,292.20/x
  3. Step 3: Cross multiply
    543,244.20x = 813,311.10 × 333,292.20
  4. Step 4: Simplify right side
    543,244.20x = 271,070,245,803.42
  5. Step 5: Solve for x
    x = 271,070,245,803.42/543,244.20
  6. Step 6: Final answer
    x = 498,984.15

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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.