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Finding the Fourth Proportional to 273,406.17, 377,291.68 and 149,222.37

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Solution

The fourth proportional to 273,406.17, 377,291.68 and 149,222.37 is: 205,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,406.17 : 377,291.68 = 149,222.37 : x
  2. Step 2: Convert to fraction form
    273,406.17/377,291.68 = 149,222.37/x
  3. Step 3: Cross multiply
    273,406.17x = 377,291.68 × 149,222.37
  4. Step 4: Simplify right side
    273,406.17x = 56,300,358,670.88
  5. Step 5: Solve for x
    x = 56,300,358,670.88/273,406.17
  6. Step 6: Final answer
    x = 205,922.05

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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.