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Finding the Fourth Proportional to 326,151.63, 450,083.83 and 190,264.59

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Solution

The fourth proportional to 326,151.63, 450,083.83 and 190,264.59 is: 262,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,151.63 : 450,083.83 = 190,264.59 : x
  2. Step 2: Convert to fraction form
    326,151.63/450,083.83 = 190,264.59/x
  3. Step 3: Cross multiply
    326,151.63x = 450,083.83 × 190,264.59
  4. Step 4: Simplify right side
    326,151.63x = 85,635,015,380.58
  5. Step 5: Solve for x
    x = 85,635,015,380.58/326,151.63
  6. Step 6: Final answer
    x = 262,561.97

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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.