Home / 358,823.44-537,727.71-198,969.79

Finding the Fourth Proportional to 358,823.44, 537,727.71 and 198,969.79

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Solution

The fourth proportional to 358,823.44, 537,727.71 and 198,969.79 is: 298,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,823.44 : 537,727.71 = 198,969.79 : x
  2. Step 2: Convert to fraction form
    358,823.44/537,727.71 = 198,969.79/x
  3. Step 3: Cross multiply
    358,823.44x = 537,727.71 × 198,969.79
  4. Step 4: Simplify right side
    358,823.44x = 106,991,569,535.88
  5. Step 5: Solve for x
    x = 106,991,569,535.88/358,823.44
  6. Step 6: Final answer
    x = 298,173.30

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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.