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Finding the Fourth Proportional to 569,303.04, 853,863.84 and 190,190.64

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Solution

The fourth proportional to 569,303.04, 853,863.84 and 190,190.64 is: 285,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,303.04 : 853,863.84 = 190,190.64 : x
  2. Step 2: Convert to fraction form
    569,303.04/853,863.84 = 190,190.64/x
  3. Step 3: Cross multiply
    569,303.04x = 853,863.84 × 190,190.64
  4. Step 4: Simplify right side
    569,303.04x = 162,396,910,202.46
  5. Step 5: Solve for x
    x = 162,396,910,202.46/569,303.04
  6. Step 6: Final answer
    x = 285,255.65

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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.