Home / 330,002.25-455,403.11-179,099.25

Finding the Fourth Proportional to 330,002.25, 455,403.11 and 179,099.25

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Solution

The fourth proportional to 330,002.25, 455,403.11 and 179,099.25 is: 247,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,002.25 : 455,403.11 = 179,099.25 : x
  2. Step 2: Convert to fraction form
    330,002.25/455,403.11 = 179,099.25/x
  3. Step 3: Cross multiply
    330,002.25x = 455,403.11 × 179,099.25
  4. Step 4: Simplify right side
    330,002.25x = 81,562,354,553.17
  5. Step 5: Solve for x
    x = 81,562,354,553.17/330,002.25
  6. Step 6: Final answer
    x = 247,156.97

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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.