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Finding the Fourth Proportional to 343,161.02, 514,734.24 and 93,843.02

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Solution

The fourth proportional to 343,161.02, 514,734.24 and 93,843.02 is: 140,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,161.02 : 514,734.24 = 93,843.02 : x
  2. Step 2: Convert to fraction form
    343,161.02/514,734.24 = 93,843.02/x
  3. Step 3: Cross multiply
    343,161.02x = 514,734.24 × 93,843.02
  4. Step 4: Simplify right side
    343,161.02x = 48,304,215,579.00
  5. Step 5: Solve for x
    x = 48,304,215,579.00/343,161.02
  6. Step 6: Final answer
    x = 140,762.54

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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.