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Finding the Fourth Proportional to 1,844,356.03, 2,545,206.30 and 1,028,560.59

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Solution

The fourth proportional to 1,844,356.03, 2,545,206.30 and 1,028,560.59 is: 1,419,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,356.03 : 2,545,206.30 = 1,028,560.59 : x
  2. Step 2: Convert to fraction form
    1,844,356.03/2,545,206.30 = 1,028,560.59/x
  3. Step 3: Cross multiply
    1,844,356.03x = 2,545,206.30 × 1,028,560.59
  4. Step 4: Simplify right side
    1,844,356.03x = 2,617,898,893,599.72
  5. Step 5: Solve for x
    x = 2,617,898,893,599.72/1,844,356.03
  6. Step 6: Final answer
    x = 1,419,410.82

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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.