Home / 320,324.76-442,092.06-184,355.91

Finding the Fourth Proportional to 320,324.76, 442,092.06 and 184,355.91

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Solution

The fourth proportional to 320,324.76, 442,092.06 and 184,355.91 is: 254,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,324.76 : 442,092.06 = 184,355.91 : x
  2. Step 2: Convert to fraction form
    320,324.76/442,092.06 = 184,355.91/x
  3. Step 3: Cross multiply
    320,324.76x = 442,092.06 × 184,355.91
  4. Step 4: Simplify right side
    320,324.76x = 81,502,284,025.07
  5. Step 5: Solve for x
    x = 81,502,284,025.07/320,324.76
  6. Step 6: Final answer
    x = 254,436.42

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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.