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Finding the Fourth Proportional to 1,699.56, 2,346.48 and 1,325.88

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Solution

The fourth proportional to 1,699.56, 2,346.48 and 1,325.88 is: 1,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.56 : 2,346.48 = 1,325.88 : x
  2. Step 2: Convert to fraction form
    1,699.56/2,346.48 = 1,325.88/x
  3. Step 3: Cross multiply
    1,699.56x = 2,346.48 × 1,325.88
  4. Step 4: Simplify right side
    1,699.56x = 3,111,150.90
  5. Step 5: Solve for x
    x = 3,111,150.90/1,699.56
  6. Step 6: Final answer
    x = 1,830.56

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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.