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Finding the Fourth Proportional to 569,203.70, 853,546.35 and 253,498.10

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Solution

The fourth proportional to 569,203.70, 853,546.35 and 253,498.10 is: 380,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,203.70 : 853,546.35 = 253,498.10 : x
  2. Step 2: Convert to fraction form
    569,203.70/853,546.35 = 253,498.10/x
  3. Step 3: Cross multiply
    569,203.70x = 853,546.35 × 253,498.10
  4. Step 4: Simplify right side
    569,203.70x = 216,372,377,986.94
  5. Step 5: Solve for x
    x = 216,372,377,986.94/569,203.70
  6. Step 6: Final answer
    x = 380,131.71

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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.