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Finding the Fourth Proportional to 326,718.33, 450,881.37 and 183,481.44

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Solution

The fourth proportional to 326,718.33, 450,881.37 and 183,481.44 is: 253,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,718.33 : 450,881.37 = 183,481.44 : x
  2. Step 2: Convert to fraction form
    326,718.33/450,881.37 = 183,481.44/x
  3. Step 3: Cross multiply
    326,718.33x = 450,881.37 × 183,481.44
  4. Step 4: Simplify right side
    326,718.33x = 82,728,361,345.97
  5. Step 5: Solve for x
    x = 82,728,361,345.97/326,718.33
  6. Step 6: Final answer
    x = 253,210.04

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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.