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Finding the Fourth Proportional to 338,910.63, 467,680.88 and 185,945.37

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Solution

The fourth proportional to 338,910.63, 467,680.88 and 185,945.37 is: 256,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,910.63 : 467,680.88 = 185,945.37 : x
  2. Step 2: Convert to fraction form
    338,910.63/467,680.88 = 185,945.37/x
  3. Step 3: Cross multiply
    338,910.63x = 467,680.88 × 185,945.37
  4. Step 4: Simplify right side
    338,910.63x = 86,963,093,343.80
  5. Step 5: Solve for x
    x = 86,963,093,343.80/338,910.63
  6. Step 6: Final answer
    x = 256,595.94

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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.