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Finding the Fourth Proportional to 235,813.44, 353,587.86 and 207,797.16

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Solution

The fourth proportional to 235,813.44, 353,587.86 and 207,797.16 is: 311,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,813.44 : 353,587.86 = 207,797.16 : x
  2. Step 2: Convert to fraction form
    235,813.44/353,587.86 = 207,797.16/x
  3. Step 3: Cross multiply
    235,813.44x = 353,587.86 × 207,797.16
  4. Step 4: Simplify right side
    235,813.44x = 73,474,553,118.48
  5. Step 5: Solve for x
    x = 73,474,553,118.48/235,813.44
  6. Step 6: Final answer
    x = 311,579.16

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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.