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Finding the Fourth Proportional to 2,361.81, 3,258.30 and 1,417.62

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Solution

The fourth proportional to 2,361.81, 3,258.30 and 1,417.62 is: 1,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.81 : 3,258.30 = 1,417.62 : x
  2. Step 2: Convert to fraction form
    2,361.81/3,258.30 = 1,417.62/x
  3. Step 3: Cross multiply
    2,361.81x = 3,258.30 × 1,417.62
  4. Step 4: Simplify right side
    2,361.81x = 4,619,031.25
  5. Step 5: Solve for x
    x = 4,619,031.25/2,361.81
  6. Step 6: Final answer
    x = 1,955.72

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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.