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Finding the Fourth Proportional to 573,082.40, 858,442.26 and 335,705.48

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Solution

The fourth proportional to 573,082.40, 858,442.26 and 335,705.48 is: 502,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,082.40 : 858,442.26 = 335,705.48 : x
  2. Step 2: Convert to fraction form
    573,082.40/858,442.26 = 335,705.48/x
  3. Step 3: Cross multiply
    573,082.40x = 858,442.26 × 335,705.48
  4. Step 4: Simplify right side
    573,082.40x = 288,183,770,945.59
  5. Step 5: Solve for x
    x = 288,183,770,945.59/573,082.40
  6. Step 6: Final answer
    x = 502,866.20

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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.