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Finding the Fourth Proportional to 349,277.56, 523,543.26 and 199,194.68

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Solution

The fourth proportional to 349,277.56, 523,543.26 and 199,194.68 is: 298,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,277.56 : 523,543.26 = 199,194.68 : x
  2. Step 2: Convert to fraction form
    349,277.56/523,543.26 = 199,194.68/x
  3. Step 3: Cross multiply
    349,277.56x = 523,543.26 × 199,194.68
  4. Step 4: Simplify right side
    349,277.56x = 104,287,032,141.86
  5. Step 5: Solve for x
    x = 104,287,032,141.86/349,277.56
  6. Step 6: Final answer
    x = 298,579.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.