Home / 377,406.06-565,942.89-199,871.58

Finding the Fourth Proportional to 377,406.06, 565,942.89 and 199,871.58

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Solution

The fourth proportional to 377,406.06, 565,942.89 and 199,871.58 is: 299,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,406.06 : 565,942.89 = 199,871.58 : x
  2. Step 2: Convert to fraction form
    377,406.06/565,942.89 = 199,871.58/x
  3. Step 3: Cross multiply
    377,406.06x = 565,942.89 × 199,871.58
  4. Step 4: Simplify right side
    377,406.06x = 113,115,899,614.07
  5. Step 5: Solve for x
    x = 113,115,899,614.07/377,406.06
  6. Step 6: Final answer
    x = 299,719.35

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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.