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Finding the Fourth Proportional to 1,892,967.58, 2,839,451.37 and 1,006,296.22

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Solution

The fourth proportional to 1,892,967.58, 2,839,451.37 and 1,006,296.22 is: 1,509,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,967.58 : 2,839,451.37 = 1,006,296.22 : x
  2. Step 2: Convert to fraction form
    1,892,967.58/2,839,451.37 = 1,006,296.22/x
  3. Step 3: Cross multiply
    1,892,967.58x = 2,839,451.37 × 1,006,296.22
  4. Step 4: Simplify right side
    1,892,967.58x = 2,857,329,180,504.82
  5. Step 5: Solve for x
    x = 2,857,329,180,504.82/1,892,967.58
  6. Step 6: Final answer
    x = 1,509,444.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.