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Finding the Fourth Proportional to 335,556.54, 463,078.89 and 192,343.68

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Solution

The fourth proportional to 335,556.54, 463,078.89 and 192,343.68 is: 265,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,556.54 : 463,078.89 = 192,343.68 : x
  2. Step 2: Convert to fraction form
    335,556.54/463,078.89 = 192,343.68/x
  3. Step 3: Cross multiply
    335,556.54x = 463,078.89 × 192,343.68
  4. Step 4: Simplify right side
    335,556.54x = 89,070,297,832.92
  5. Step 5: Solve for x
    x = 89,070,297,832.92/335,556.54
  6. Step 6: Final answer
    x = 265,440.51

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1.5x scale

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.