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Finding the Fourth Proportional to 2,699.54, 3,725.44 and 1,637.50

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Solution

The fourth proportional to 2,699.54, 3,725.44 and 1,637.50 is: 2,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.54 : 3,725.44 = 1,637.50 : x
  2. Step 2: Convert to fraction form
    2,699.54/3,725.44 = 1,637.50/x
  3. Step 3: Cross multiply
    2,699.54x = 3,725.44 × 1,637.50
  4. Step 4: Simplify right side
    2,699.54x = 6,100,408
  5. Step 5: Solve for x
    x = 6,100,408/2,699.54
  6. Step 6: Final answer
    x = 2,259.80

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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.