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Finding the Fourth Proportional to 603,344.51, 905,397.97 and 337,279.56

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Solution

The fourth proportional to 603,344.51, 905,397.97 and 337,279.56 is: 506,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,344.51 : 905,397.97 = 337,279.56 : x
  2. Step 2: Convert to fraction form
    603,344.51/905,397.97 = 337,279.56/x
  3. Step 3: Cross multiply
    603,344.51x = 905,397.97 × 337,279.56
  4. Step 4: Simplify right side
    603,344.51x = 305,372,228,946.49
  5. Step 5: Solve for x
    x = 305,372,228,946.49/603,344.51
  6. Step 6: Final answer
    x = 506,132.44

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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.