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Finding the Fourth Proportional to 569,186.10, 854,763.30 and 303,465.60

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Solution

The fourth proportional to 569,186.10, 854,763.30 and 303,465.60 is: 455,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,186.10 : 854,763.30 = 303,465.60 : x
  2. Step 2: Convert to fraction form
    569,186.10/854,763.30 = 303,465.60/x
  3. Step 3: Cross multiply
    569,186.10x = 854,763.30 × 303,465.60
  4. Step 4: Simplify right side
    569,186.10x = 259,391,257,692.48
  5. Step 5: Solve for x
    x = 259,391,257,692.48/569,186.10
  6. Step 6: Final answer
    x = 455,723.11

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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.