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Finding the Fourth Proportional to 488,652.35, 674,277.62 and 273,739.50

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Solution

The fourth proportional to 488,652.35, 674,277.62 and 273,739.50 is: 377,725.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,652.35 : 674,277.62 = 273,739.50 : x
  2. Step 2: Convert to fraction form
    488,652.35/674,277.62 = 273,739.50/x
  3. Step 3: Cross multiply
    488,652.35x = 674,277.62 × 273,739.50
  4. Step 4: Simplify right side
    488,652.35x = 184,576,417,191.29
  5. Step 5: Solve for x
    x = 184,576,417,191.29/488,652.35
  6. Step 6: Final answer
    x = 377,725.43

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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.