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Finding the Fourth Proportional to 338,962.96, 467,767.59 and 186,003.71

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Solution

The fourth proportional to 338,962.96, 467,767.59 and 186,003.71 is: 256,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,962.96 : 467,767.59 = 186,003.71 : x
  2. Step 2: Convert to fraction form
    338,962.96/467,767.59 = 186,003.71/x
  3. Step 3: Cross multiply
    338,962.96x = 467,767.59 × 186,003.71
  4. Step 4: Simplify right side
    338,962.96x = 87,006,504,818.92
  5. Step 5: Solve for x
    x = 87,006,504,818.92/338,962.96
  6. Step 6: Final answer
    x = 256,684.40

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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.