Home / 320,800.73-442,725.63-184,832.24

Finding the Fourth Proportional to 320,800.73, 442,725.63 and 184,832.24

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Solution

The fourth proportional to 320,800.73, 442,725.63 and 184,832.24 is: 255,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,800.73 : 442,725.63 = 184,832.24 : x
  2. Step 2: Convert to fraction form
    320,800.73/442,725.63 = 184,832.24/x
  3. Step 3: Cross multiply
    320,800.73x = 442,725.63 × 184,832.24
  4. Step 4: Simplify right side
    320,800.73x = 81,829,969,898.31
  5. Step 5: Solve for x
    x = 81,829,969,898.31/320,800.73
  6. Step 6: Final answer
    x = 255,080.37

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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.