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Finding the Fourth Proportional to 338,272.74, 466,816.56 and 185,316.47

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Solution

The fourth proportional to 338,272.74, 466,816.56 and 185,316.47 is: 255,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,272.74 : 466,816.56 = 185,316.47 : x
  2. Step 2: Convert to fraction form
    338,272.74/466,816.56 = 185,316.47/x
  3. Step 3: Cross multiply
    338,272.74x = 466,816.56 × 185,316.47
  4. Step 4: Simplify right side
    338,272.74x = 86,508,794,702.66
  5. Step 5: Solve for x
    x = 86,508,794,702.66/338,272.74
  6. Step 6: Final answer
    x = 255,736.82

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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.