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Finding the Fourth Proportional to 1,885,383.84, 2,601,807.83 and 1,025,929.29

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Solution

The fourth proportional to 1,885,383.84, 2,601,807.83 and 1,025,929.29 is: 1,415,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,383.84 : 2,601,807.83 = 1,025,929.29 : x
  2. Step 2: Convert to fraction form
    1,885,383.84/2,601,807.83 = 1,025,929.29/x
  3. Step 3: Cross multiply
    1,885,383.84x = 2,601,807.83 × 1,025,929.29
  4. Step 4: Simplify right side
    1,885,383.84x = 2,669,270,873,993.56
  5. Step 5: Solve for x
    x = 2,669,270,873,993.56/1,885,383.84
  6. Step 6: Final answer
    x = 1,415,770.52

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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.