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Finding the Fourth Proportional to 235,102.35, 352,653.53 and 199,672.95

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Solution

The fourth proportional to 235,102.35, 352,653.53 and 199,672.95 is: 299,509.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,102.35 : 352,653.53 = 199,672.95 : x
  2. Step 2: Convert to fraction form
    235,102.35/352,653.53 = 199,672.95/x
  3. Step 3: Cross multiply
    235,102.35x = 352,653.53 × 199,672.95
  4. Step 4: Simplify right side
    235,102.35x = 70,415,369,664.65
  5. Step 5: Solve for x
    x = 70,415,369,664.65/235,102.35
  6. Step 6: Final answer
    x = 299,509.43

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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.