Home / 320,250.30-441,979.68-184,290.18

Finding the Fourth Proportional to 320,250.30, 441,979.68 and 184,290.18

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Solution

The fourth proportional to 320,250.30, 441,979.68 and 184,290.18 is: 254,340.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,250.30 : 441,979.68 = 184,290.18 : x
  2. Step 2: Convert to fraction form
    320,250.30/441,979.68 = 184,290.18/x
  3. Step 3: Cross multiply
    320,250.30x = 441,979.68 × 184,290.18
  4. Step 4: Simplify right side
    320,250.30x = 81,452,514,783.54
  5. Step 5: Solve for x
    x = 81,452,514,783.54/320,250.30
  6. Step 6: Final answer
    x = 254,340.17

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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.