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Finding the Fourth Proportional to 569,605.44, 854,496.72 and 190,408.80

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Solution

The fourth proportional to 569,605.44, 854,496.72 and 190,408.80 is: 285,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,605.44 : 854,496.72 = 190,408.80 : x
  2. Step 2: Convert to fraction form
    569,605.44/854,496.72 = 190,408.80/x
  3. Step 3: Cross multiply
    569,605.44x = 854,496.72 × 190,408.80
  4. Step 4: Simplify right side
    569,605.44x = 162,703,695,059.14
  5. Step 5: Solve for x
    x = 162,703,695,059.14/569,605.44
  6. Step 6: Final answer
    x = 285,642.80

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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.