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Finding the Fourth Proportional to 2,888.02, 4,327.71 and 2,672.02

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Solution

The fourth proportional to 2,888.02, 4,327.71 and 2,672.02 is: 4,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.02 : 4,327.71 = 2,672.02 : x
  2. Step 2: Convert to fraction form
    2,888.02/4,327.71 = 2,672.02/x
  3. Step 3: Cross multiply
    2,888.02x = 4,327.71 × 2,672.02
  4. Step 4: Simplify right side
    2,888.02x = 11,563,727.67
  5. Step 5: Solve for x
    x = 11,563,727.67/2,888.02
  6. Step 6: Final answer
    x = 4,004.03

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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.