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Finding the Fourth Proportional to 797,169.72, 1,193,143.12 and 436,791

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Solution

The fourth proportional to 797,169.72, 1,193,143.12 and 436,791 is: 653,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,169.72 : 1,193,143.12 = 436,791 : x
  2. Step 2: Convert to fraction form
    797,169.72/1,193,143.12 = 436,791/x
  3. Step 3: Cross multiply
    797,169.72x = 1,193,143.12 × 436,791
  4. Step 4: Simplify right side
    797,169.72x = 521,154,176,527.92
  5. Step 5: Solve for x
    x = 521,154,176,527.92/797,169.72
  6. Step 6: Final answer
    x = 653,755.61

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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.