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Finding the Fourth Proportional to 338,326.78, 466,869.06 and 185,364.76

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Solution

The fourth proportional to 338,326.78, 466,869.06 and 185,364.76 is: 255,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,326.78 : 466,869.06 = 185,364.76 : x
  2. Step 2: Convert to fraction form
    338,326.78/466,869.06 = 185,364.76/x
  3. Step 3: Cross multiply
    338,326.78x = 466,869.06 × 185,364.76
  4. Step 4: Simplify right side
    338,326.78x = 86,541,071,258.33
  5. Step 5: Solve for x
    x = 86,541,071,258.33/338,326.78
  6. Step 6: Final answer
    x = 255,791.37

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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.