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Finding the Fourth Proportional to 338,480.83, 467,108.65 and 185,517.79

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Solution

The fourth proportional to 338,480.83, 467,108.65 and 185,517.79 is: 256,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,480.83 : 467,108.65 = 185,517.79 : x
  2. Step 2: Convert to fraction form
    338,480.83/467,108.65 = 185,517.79/x
  3. Step 3: Cross multiply
    338,480.83x = 467,108.65 × 185,517.79
  4. Step 4: Simplify right side
    338,480.83x = 86,656,966,129.50
  5. Step 5: Solve for x
    x = 86,656,966,129.50/338,480.83
  6. Step 6: Final answer
    x = 256,017.36

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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.