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Finding the Fourth Proportional to 488,582.96, 674,315.69 and 273,737.54

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Solution

The fourth proportional to 488,582.96, 674,315.69 and 273,737.54 is: 377,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,582.96 : 674,315.69 = 273,737.54 : x
  2. Step 2: Convert to fraction form
    488,582.96/674,315.69 = 273,737.54/x
  3. Step 3: Cross multiply
    488,582.96x = 674,315.69 × 273,737.54
  4. Step 4: Simplify right side
    488,582.96x = 184,585,518,481.10
  5. Step 5: Solve for x
    x = 184,585,518,481.10/488,582.96
  6. Step 6: Final answer
    x = 377,797.70

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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.