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Finding the Fourth Proportional to 338,627.93, 467,311.03 and 185,665.77

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Solution

The fourth proportional to 338,627.93, 467,311.03 and 185,665.77 is: 256,221.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,627.93 : 467,311.03 = 185,665.77 : x
  2. Step 2: Convert to fraction form
    338,627.93/467,311.03 = 185,665.77/x
  3. Step 3: Cross multiply
    338,627.93x = 467,311.03 × 185,665.77
  4. Step 4: Simplify right side
    338,627.93x = 86,763,661,750.28
  5. Step 5: Solve for x
    x = 86,763,661,750.28/338,627.93
  6. Step 6: Final answer
    x = 256,221.22

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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.