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Finding the Fourth Proportional to 2,152.02, 2,969.91 and 1,627.14

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Solution

The fourth proportional to 2,152.02, 2,969.91 and 1,627.14 is: 2,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.02 : 2,969.91 = 1,627.14 : x
  2. Step 2: Convert to fraction form
    2,152.02/2,969.91 = 1,627.14/x
  3. Step 3: Cross multiply
    2,152.02x = 2,969.91 × 1,627.14
  4. Step 4: Simplify right side
    2,152.02x = 4,832,459.36
  5. Step 5: Solve for x
    x = 4,832,459.36/2,152.02
  6. Step 6: Final answer
    x = 2,245.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.