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Finding the Fourth Proportional to 338,254.17, 466,785.15 and 185,290.94

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Solution

The fourth proportional to 338,254.17, 466,785.15 and 185,290.94 is: 255,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,254.17 : 466,785.15 = 185,290.94 : x
  2. Step 2: Convert to fraction form
    338,254.17/466,785.15 = 185,290.94/x
  3. Step 3: Cross multiply
    338,254.17x = 466,785.15 × 185,290.94
  4. Step 4: Simplify right side
    338,254.17x = 86,491,056,887.62
  5. Step 5: Solve for x
    x = 86,491,056,887.62/338,254.17
  6. Step 6: Final answer
    x = 255,698.42

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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.