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Finding the Fourth Proportional to 273,753.60, 377,742.63 and 152,879.47

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Solution

The fourth proportional to 273,753.60, 377,742.63 and 152,879.47 is: 210,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,753.60 : 377,742.63 = 152,879.47 : x
  2. Step 2: Convert to fraction form
    273,753.60/377,742.63 = 152,879.47/x
  3. Step 3: Cross multiply
    273,753.60x = 377,742.63 × 152,879.47
  4. Step 4: Simplify right side
    273,753.60x = 57,749,093,070.81
  5. Step 5: Solve for x
    x = 57,749,093,070.81/273,753.60
  6. Step 6: Final answer
    x = 210,952.82

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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.