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Finding the Fourth Proportional to 488,593.83, 674,330.73 and 273,748.44

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Solution

The fourth proportional to 488,593.83, 674,330.73 and 273,748.44 is: 377,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,593.83 : 674,330.73 = 273,748.44 : x
  2. Step 2: Convert to fraction form
    488,593.83/674,330.73 = 273,748.44/x
  3. Step 3: Cross multiply
    488,593.83x = 674,330.73 × 273,748.44
  4. Step 4: Simplify right side
    488,593.83x = 184,596,985,381.56
  5. Step 5: Solve for x
    x = 184,596,985,381.56/488,593.83
  6. Step 6: Final answer
    x = 377,812.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.