Home / 320,360.57-442,083.22-184,398.73

Finding the Fourth Proportional to 320,360.57, 442,083.22 and 184,398.73

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Solution

The fourth proportional to 320,360.57, 442,083.22 and 184,398.73 is: 254,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,360.57 : 442,083.22 = 184,398.73 : x
  2. Step 2: Convert to fraction form
    320,360.57/442,083.22 = 184,398.73/x
  3. Step 3: Cross multiply
    320,360.57x = 442,083.22 × 184,398.73
  4. Step 4: Simplify right side
    320,360.57x = 81,519,582,756.11
  5. Step 5: Solve for x
    x = 81,519,582,756.11/320,360.57
  6. Step 6: Final answer
    x = 254,461.97

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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.