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Finding the Fourth Proportional to 1,233,000, 1,849,872.96 and 873,865.44

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Solution

The fourth proportional to 1,233,000, 1,849,872.96 and 873,865.44 is: 1,311,062.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,000 : 1,849,872.96 = 873,865.44 : x
  2. Step 2: Convert to fraction form
    1,233,000/1,849,872.96 = 873,865.44/x
  3. Step 3: Cross multiply
    1,233,000x = 1,849,872.96 × 873,865.44
  4. Step 4: Simplify right side
    1,233,000x = 1,616,540,048,134.50
  5. Step 5: Solve for x
    x = 1,616,540,048,134.50/1,233,000
  6. Step 6: Final answer
    x = 1,311,062.49

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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.