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Finding the Fourth Proportional to 1,973,092.52, 2,725,481.88 and 1,587,360.80

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Solution

The fourth proportional to 1,973,092.52, 2,725,481.88 and 1,587,360.80 is: 2,192,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,092.52 : 2,725,481.88 = 1,587,360.80 : x
  2. Step 2: Convert to fraction form
    1,973,092.52/2,725,481.88 = 1,587,360.80/x
  3. Step 3: Cross multiply
    1,973,092.52x = 2,725,481.88 × 1,587,360.80
  4. Step 4: Simplify right side
    1,973,092.52x = 4,326,323,104,236.01
  5. Step 5: Solve for x
    x = 4,326,323,104,236.01/1,973,092.52
  6. Step 6: Final answer
    x = 2,192,661.04

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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.