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Finding the Fourth Proportional to 569,093.37, 853,705.67 and 190,064.40

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Solution

The fourth proportional to 569,093.37, 853,705.67 and 190,064.40 is: 285,118.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,093.37 : 853,705.67 = 190,064.40 : x
  2. Step 2: Convert to fraction form
    569,093.37/853,705.67 = 190,064.40/x
  3. Step 3: Cross multiply
    569,093.37x = 853,705.67 × 190,064.40
  4. Step 4: Simplify right side
    569,093.37x = 162,259,055,945.15
  5. Step 5: Solve for x
    x = 162,259,055,945.15/569,093.37
  6. Step 6: Final answer
    x = 285,118.51

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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.