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Finding the Fourth Proportional to 1,873,641, 2,585,974.86 and 1,068,825

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Solution

The fourth proportional to 1,873,641, 2,585,974.86 and 1,068,825 is: 1,475,178.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,641 : 2,585,974.86 = 1,068,825 : x
  2. Step 2: Convert to fraction form
    1,873,641/2,585,974.86 = 1,068,825/x
  3. Step 3: Cross multiply
    1,873,641x = 2,585,974.86 × 1,068,825
  4. Step 4: Simplify right side
    1,873,641x = 2,763,954,579,739.50
  5. Step 5: Solve for x
    x = 2,763,954,579,739.50/1,873,641
  6. Step 6: Final answer
    x = 1,475,178.32

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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.