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Finding the Fourth Proportional to 488,594.83, 674,332.11 and 273,749.44

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Solution

The fourth proportional to 488,594.83, 674,332.11 and 273,749.44 is: 377,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,594.83 : 674,332.11 = 273,749.44 : x
  2. Step 2: Convert to fraction form
    488,594.83/674,332.11 = 273,749.44/x
  3. Step 3: Cross multiply
    488,594.83x = 674,332.11 × 273,749.44
  4. Step 4: Simplify right side
    488,594.83x = 184,598,037,486.52
  5. Step 5: Solve for x
    x = 184,598,037,486.52/488,594.83
  6. Step 6: Final answer
    x = 377,814.14

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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.