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Finding the Fourth Proportional to 1,594,833.93, 2,200,923.97 and 869,721.32

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Solution

The fourth proportional to 1,594,833.93, 2,200,923.97 and 869,721.32 is: 1,200,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,833.93 : 2,200,923.97 = 869,721.32 : x
  2. Step 2: Convert to fraction form
    1,594,833.93/2,200,923.97 = 869,721.32/x
  3. Step 3: Cross multiply
    1,594,833.93x = 2,200,923.97 × 869,721.32
  4. Step 4: Simplify right side
    1,594,833.93x = 1,914,190,503,736.05
  5. Step 5: Solve for x
    x = 1,914,190,503,736.05/1,594,833.93
  6. Step 6: Final answer
    x = 1,200,244.41

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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.