Home / 356,727.38-534,621.63-199,030.10

Finding the Fourth Proportional to 356,727.38, 534,621.63 and 199,030.10

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Solution

The fourth proportional to 356,727.38, 534,621.63 and 199,030.10 is: 298,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,727.38 : 534,621.63 = 199,030.10 : x
  2. Step 2: Convert to fraction form
    356,727.38/534,621.63 = 199,030.10/x
  3. Step 3: Cross multiply
    356,727.38x = 534,621.63 × 199,030.10
  4. Step 4: Simplify right side
    356,727.38x = 106,405,796,481.06
  5. Step 5: Solve for x
    x = 106,405,796,481.06/356,727.38
  6. Step 6: Final answer
    x = 298,283.23

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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.