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Finding the Fourth Proportional to 5,981,402.70, 8,972,104.17 and 1,493,678.70

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Solution

The fourth proportional to 5,981,402.70, 8,972,104.17 and 1,493,678.70 is: 2,240,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981,402.70 : 8,972,104.17 = 1,493,678.70 : x
  2. Step 2: Convert to fraction form
    5,981,402.70/8,972,104.17 = 1,493,678.70/x
  3. Step 3: Cross multiply
    5,981,402.70x = 8,972,104.17 × 1,493,678.70
  4. Step 4: Simplify right side
    5,981,402.70x = 13,401,440,892,910.18
  5. Step 5: Solve for x
    x = 13,401,440,892,910.18/5,981,402.70
  6. Step 6: Final answer
    x = 2,240,518.08

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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.