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Finding the Fourth Proportional to 1,922,896.02, 2,653,489.14 and 1,051,558.77

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Solution

The fourth proportional to 1,922,896.02, 2,653,489.14 and 1,051,558.77 is: 1,451,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,896.02 : 2,653,489.14 = 1,051,558.77 : x
  2. Step 2: Convert to fraction form
    1,922,896.02/2,653,489.14 = 1,051,558.77/x
  3. Step 3: Cross multiply
    1,922,896.02x = 2,653,489.14 × 1,051,558.77
  4. Step 4: Simplify right side
    1,922,896.02x = 2,790,299,776,266.76
  5. Step 5: Solve for x
    x = 2,790,299,776,266.76/1,922,896.02
  6. Step 6: Final answer
    x = 1,451,092.39

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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.