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Finding the Fourth Proportional to 338,766.08, 467,505.42 and 185,810.54

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Solution

The fourth proportional to 338,766.08, 467,505.42 and 185,810.54 is: 256,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,766.08 : 467,505.42 = 185,810.54 : x
  2. Step 2: Convert to fraction form
    338,766.08/467,505.42 = 185,810.54/x
  3. Step 3: Cross multiply
    338,766.08x = 467,505.42 × 185,810.54
  4. Step 4: Simplify right side
    338,766.08x = 86,867,434,543.13
  5. Step 5: Solve for x
    x = 86,867,434,543.13/338,766.08
  6. Step 6: Final answer
    x = 256,423.06

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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.