Home / 356,995.72-534,764.56-199,308.16

Finding the Fourth Proportional to 356,995.72, 534,764.56 and 199,308.16

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Solution

The fourth proportional to 356,995.72, 534,764.56 and 199,308.16 is: 298,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,995.72 : 534,764.56 = 199,308.16 : x
  2. Step 2: Convert to fraction form
    356,995.72/534,764.56 = 199,308.16/x
  3. Step 3: Cross multiply
    356,995.72x = 534,764.56 × 199,308.16
  4. Step 4: Simplify right side
    356,995.72x = 106,582,940,486.81
  5. Step 5: Solve for x
    x = 106,582,940,486.81/356,995.72
  6. Step 6: Final answer
    x = 298,555.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.