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Finding the Fourth Proportional to 954.32, 1,423.62 and 888.03

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Solution

The fourth proportional to 954.32, 1,423.62 and 888.03 is: 1,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.32 : 1,423.62 = 888.03 : x
  2. Step 2: Convert to fraction form
    954.32/1,423.62 = 888.03/x
  3. Step 3: Cross multiply
    954.32x = 1,423.62 × 888.03
  4. Step 4: Simplify right side
    954.32x = 1,264,217.27
  5. Step 5: Solve for x
    x = 1,264,217.27/954.32
  6. Step 6: Final answer
    x = 1,324.74

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.