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Finding the Fourth Proportional to 2,000,240.88, 2,760,725.88 and 1,515,961.32

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Solution

The fourth proportional to 2,000,240.88, 2,760,725.88 and 1,515,961.32 is: 2,092,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,240.88 : 2,760,725.88 = 1,515,961.32 : x
  2. Step 2: Convert to fraction form
    2,000,240.88/2,760,725.88 = 1,515,961.32/x
  3. Step 3: Cross multiply
    2,000,240.88x = 2,760,725.88 × 1,515,961.32
  4. Step 4: Simplify right side
    2,000,240.88x = 4,185,153,649,202.96
  5. Step 5: Solve for x
    x = 4,185,153,649,202.96/2,000,240.88
  6. Step 6: Final answer
    x = 2,092,324.82

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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.