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Finding the Fourth Proportional to 946.02, 1,418.94 and 296.64

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Solution

The fourth proportional to 946.02, 1,418.94 and 296.64 is: 444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    946.02 : 1,418.94 = 296.64 : x
  2. Step 2: Convert to fraction form
    946.02/1,418.94 = 296.64/x
  3. Step 3: Cross multiply
    946.02x = 1,418.94 × 296.64
  4. Step 4: Simplify right side
    946.02x = 420,914.36
  5. Step 5: Solve for x
    x = 420,914.36/946.02
  6. Step 6: Final answer
    x = 444.93

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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.