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Finding the Fourth Proportional to 341,817.10, 512,718.90 and 102,093.36

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Solution

The fourth proportional to 341,817.10, 512,718.90 and 102,093.36 is: 153,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,817.10 : 512,718.90 = 102,093.36 : x
  2. Step 2: Convert to fraction form
    341,817.10/512,718.90 = 102,093.36/x
  3. Step 3: Cross multiply
    341,817.10x = 512,718.90 × 102,093.36
  4. Step 4: Simplify right side
    341,817.10x = 52,345,195,236.50
  5. Step 5: Solve for x
    x = 52,345,195,236.50/341,817.10
  6. Step 6: Final answer
    x = 153,138.02

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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.