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Finding the Fourth Proportional to 339,771.43, 468,884.86 and 186,812.24

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Solution

The fourth proportional to 339,771.43, 468,884.86 and 186,812.24 is: 257,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,771.43 : 468,884.86 = 186,812.24 : x
  2. Step 2: Convert to fraction form
    339,771.43/468,884.86 = 186,812.24/x
  3. Step 3: Cross multiply
    339,771.43x = 468,884.86 × 186,812.24
  4. Step 4: Simplify right side
    339,771.43x = 87,593,431,703.87
  5. Step 5: Solve for x
    x = 87,593,431,703.87/339,771.43
  6. Step 6: Final answer
    x = 257,801.05

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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.