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Finding the Fourth Proportional to 568,599.80, 850,566.90 and 512,612.60

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Solution

The fourth proportional to 568,599.80, 850,566.90 and 512,612.60 is: 766,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,599.80 : 850,566.90 = 512,612.60 : x
  2. Step 2: Convert to fraction form
    568,599.80/850,566.90 = 512,612.60/x
  3. Step 3: Cross multiply
    568,599.80x = 850,566.90 × 512,612.60
  4. Step 4: Simplify right side
    568,599.80x = 436,011,310,082.94
  5. Step 5: Solve for x
    x = 436,011,310,082.94/568,599.80
  6. Step 6: Final answer
    x = 766,815.80

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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.