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Finding the Fourth Proportional to 1,875.52, 2,814.72 and 1,226.08

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Solution

The fourth proportional to 1,875.52, 2,814.72 and 1,226.08 is: 1,840.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.52 : 2,814.72 = 1,226.08 : x
  2. Step 2: Convert to fraction form
    1,875.52/2,814.72 = 1,226.08/x
  3. Step 3: Cross multiply
    1,875.52x = 2,814.72 × 1,226.08
  4. Step 4: Simplify right side
    1,875.52x = 3,451,071.90
  5. Step 5: Solve for x
    x = 3,451,071.90/1,875.52
  6. Step 6: Final answer
    x = 1,840.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.