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Finding the Fourth Proportional to 348,714.90, 523,003.46 and 95,930.19

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Solution

The fourth proportional to 348,714.90, 523,003.46 and 95,930.19 is: 143,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,714.90 : 523,003.46 = 95,930.19 : x
  2. Step 2: Convert to fraction form
    348,714.90/523,003.46 = 95,930.19/x
  3. Step 3: Cross multiply
    348,714.90x = 523,003.46 × 95,930.19
  4. Step 4: Simplify right side
    348,714.90x = 50,171,820,808.81
  5. Step 5: Solve for x
    x = 50,171,820,808.81/348,714.90
  6. Step 6: Final answer
    x = 143,876.33

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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.