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Finding the Fourth Proportional to 274,550.92, 409,957.48 and 242,260.77

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Solution

The fourth proportional to 274,550.92, 409,957.48 and 242,260.77 is: 361,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,550.92 : 409,957.48 = 242,260.77 : x
  2. Step 2: Convert to fraction form
    274,550.92/409,957.48 = 242,260.77/x
  3. Step 3: Cross multiply
    274,550.92x = 409,957.48 × 242,260.77
  4. Step 4: Simplify right side
    274,550.92x = 99,316,615,930.87
  5. Step 5: Solve for x
    x = 99,316,615,930.87/274,550.92
  6. Step 6: Final answer
    x = 361,742.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.