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Finding the Fourth Proportional to 1,797,708.38, 2,477,629.38 and 1,361,079.56

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Solution

The fourth proportional to 1,797,708.38, 2,477,629.38 and 1,361,079.56 is: 1,875,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,708.38 : 2,477,629.38 = 1,361,079.56 : x
  2. Step 2: Convert to fraction form
    1,797,708.38/2,477,629.38 = 1,361,079.56/x
  3. Step 3: Cross multiply
    1,797,708.38x = 2,477,629.38 × 1,361,079.56
  4. Step 4: Simplify right side
    1,797,708.38x = 3,372,250,717,671.60
  5. Step 5: Solve for x
    x = 3,372,250,717,671.60/1,797,708.38
  6. Step 6: Final answer
    x = 1,875,860.82

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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.