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Finding the Fourth Proportional to 338,494.40, 467,103.27 and 185,503.42

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Solution

The fourth proportional to 338,494.40, 467,103.27 and 185,503.42 is: 255,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,494.40 : 467,103.27 = 185,503.42 : x
  2. Step 2: Convert to fraction form
    338,494.40/467,103.27 = 185,503.42/x
  3. Step 3: Cross multiply
    338,494.40x = 467,103.27 × 185,503.42
  4. Step 4: Simplify right side
    338,494.40x = 86,649,255,357.70
  5. Step 5: Solve for x
    x = 86,649,255,357.70/338,494.40
  6. Step 6: Final answer
    x = 255,984.31

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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.