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Finding the Fourth Proportional to 1,812.84, 2,500.98 and 1,184.10

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Solution

The fourth proportional to 1,812.84, 2,500.98 and 1,184.10 is: 1,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.84 : 2,500.98 = 1,184.10 : x
  2. Step 2: Convert to fraction form
    1,812.84/2,500.98 = 1,184.10/x
  3. Step 3: Cross multiply
    1,812.84x = 2,500.98 × 1,184.10
  4. Step 4: Simplify right side
    1,812.84x = 2,961,410.42
  5. Step 5: Solve for x
    x = 2,961,410.42/1,812.84
  6. Step 6: Final answer
    x = 1,633.58

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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.