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Finding the Fourth Proportional to 569,219.60, 854,813.55 and 303,499.10

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Solution

The fourth proportional to 569,219.60, 854,813.55 and 303,499.10 is: 455,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,219.60 : 854,813.55 = 303,499.10 : x
  2. Step 2: Convert to fraction form
    569,219.60/854,813.55 = 303,499.10/x
  3. Step 3: Cross multiply
    569,219.60x = 854,813.55 × 303,499.10
  4. Step 4: Simplify right side
    569,219.60x = 259,435,143,092.81
  5. Step 5: Solve for x
    x = 259,435,143,092.81/569,219.60
  6. Step 6: Final answer
    x = 455,773.38

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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.