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Finding the Fourth Proportional to 2,210.31, 3,050.22 and 1,326.62

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Solution

The fourth proportional to 2,210.31, 3,050.22 and 1,326.62 is: 1,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.31 : 3,050.22 = 1,326.62 : x
  2. Step 2: Convert to fraction form
    2,210.31/3,050.22 = 1,326.62/x
  3. Step 3: Cross multiply
    2,210.31x = 3,050.22 × 1,326.62
  4. Step 4: Simplify right side
    2,210.31x = 4,046,482.86
  5. Step 5: Solve for x
    x = 4,046,482.86/2,210.31
  6. Step 6: Final answer
    x = 1,830.73

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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.