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Finding the Fourth Proportional to 343,226.88, 514,863.36 and 93,911.04

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Solution

The fourth proportional to 343,226.88, 514,863.36 and 93,911.04 is: 140,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,226.88 : 514,863.36 = 93,911.04 : x
  2. Step 2: Convert to fraction form
    343,226.88/514,863.36 = 93,911.04/x
  3. Step 3: Cross multiply
    343,226.88x = 514,863.36 × 93,911.04
  4. Step 4: Simplify right side
    343,226.88x = 48,351,353,595.49
  5. Step 5: Solve for x
    x = 48,351,353,595.49/343,226.88
  6. Step 6: Final answer
    x = 140,872.86

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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.