Home / 353,313.22-487,548.24-192,164.81

Finding the Fourth Proportional to 353,313.22, 487,548.24 and 192,164.81

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Solution

The fourth proportional to 353,313.22, 487,548.24 and 192,164.81 is: 265,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,313.22 : 487,548.24 = 192,164.81 : x
  2. Step 2: Convert to fraction form
    353,313.22/487,548.24 = 192,164.81/x
  3. Step 3: Cross multiply
    353,313.22x = 487,548.24 × 192,164.81
  4. Step 4: Simplify right side
    353,313.22x = 93,689,612,287.54
  5. Step 5: Solve for x
    x = 93,689,612,287.54/353,313.22
  6. Step 6: Final answer
    x = 265,174.38

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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.