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Finding the Fourth Proportional to 336,151.33, 463,911.78 and 205,384.97

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Solution

The fourth proportional to 336,151.33, 463,911.78 and 205,384.97 is: 283,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,151.33 : 463,911.78 = 205,384.97 : x
  2. Step 2: Convert to fraction form
    336,151.33/463,911.78 = 205,384.97/x
  3. Step 3: Cross multiply
    336,151.33x = 463,911.78 × 205,384.97
  4. Step 4: Simplify right side
    336,151.33x = 95,280,504,698.39
  5. Step 5: Solve for x
    x = 95,280,504,698.39/336,151.33
  6. Step 6: Final answer
    x = 283,445.27

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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.