Home / 320,209.74-441,826.65-192,892.32

Finding the Fourth Proportional to 320,209.74, 441,826.65 and 192,892.32

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Solution

The fourth proportional to 320,209.74, 441,826.65 and 192,892.32 is: 266,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,209.74 : 441,826.65 = 192,892.32 : x
  2. Step 2: Convert to fraction form
    320,209.74/441,826.65 = 192,892.32/x
  3. Step 3: Cross multiply
    320,209.74x = 441,826.65 × 192,892.32
  4. Step 4: Simplify right side
    320,209.74x = 85,224,967,556.33
  5. Step 5: Solve for x
    x = 85,224,967,556.33/320,209.74
  6. Step 6: Final answer
    x = 266,153.58

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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.