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Finding the Fourth Proportional to 273,332.72, 377,190.60 and 160,230.80

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Solution

The fourth proportional to 273,332.72, 377,190.60 and 160,230.80 is: 221,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,332.72 : 377,190.60 = 160,230.80 : x
  2. Step 2: Convert to fraction form
    273,332.72/377,190.60 = 160,230.80/x
  3. Step 3: Cross multiply
    273,332.72x = 377,190.60 × 160,230.80
  4. Step 4: Simplify right side
    273,332.72x = 60,437,551,590.48
  5. Step 5: Solve for x
    x = 60,437,551,590.48/273,332.72
  6. Step 6: Final answer
    x = 221,113.49

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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.