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Finding the Fourth Proportional to 2,429.48, 3,646.08 and 968.72

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Solution

The fourth proportional to 2,429.48, 3,646.08 and 968.72 is: 1,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.48 : 3,646.08 = 968.72 : x
  2. Step 2: Convert to fraction form
    2,429.48/3,646.08 = 968.72/x
  3. Step 3: Cross multiply
    2,429.48x = 3,646.08 × 968.72
  4. Step 4: Simplify right side
    2,429.48x = 3,532,030.62
  5. Step 5: Solve for x
    x = 3,532,030.62/2,429.48
  6. Step 6: Final answer
    x = 1,453.82

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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.