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Finding the Fourth Proportional to 1,400,170, 1,932,244.32 and 796,558

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Solution

The fourth proportional to 1,400,170, 1,932,244.32 and 796,558 is: 1,099,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,170 : 1,932,244.32 = 796,558 : x
  2. Step 2: Convert to fraction form
    1,400,170/1,932,244.32 = 796,558/x
  3. Step 3: Cross multiply
    1,400,170x = 1,932,244.32 × 796,558
  4. Step 4: Simplify right side
    1,400,170x = 1,539,144,671,050.56
  5. Step 5: Solve for x
    x = 1,539,144,671,050.56/1,400,170
  6. Step 6: Final answer
    x = 1,099,255.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.