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Finding the Fourth Proportional to 569,651.20, 854,553.60 and 195,788.80

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Solution

The fourth proportional to 569,651.20, 854,553.60 and 195,788.80 is: 293,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,651.20 : 854,553.60 = 195,788.80 : x
  2. Step 2: Convert to fraction form
    569,651.20/854,553.60 = 195,788.80/x
  3. Step 3: Cross multiply
    569,651.20x = 854,553.60 × 195,788.80
  4. Step 4: Simplify right side
    569,651.20x = 167,312,023,879.68
  5. Step 5: Solve for x
    x = 167,312,023,879.68/569,651.20
  6. Step 6: Final answer
    x = 293,709.60

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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.