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Finding the Fourth Proportional to 8,888.49, 13,328.24 and 2,963.27

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Solution

The fourth proportional to 8,888.49, 13,328.24 and 2,963.27 is: 4,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.49 : 13,328.24 = 2,963.27 : x
  2. Step 2: Convert to fraction form
    8,888.49/13,328.24 = 2,963.27/x
  3. Step 3: Cross multiply
    8,888.49x = 13,328.24 × 2,963.27
  4. Step 4: Simplify right side
    8,888.49x = 39,495,107.10
  5. Step 5: Solve for x
    x = 39,495,107.10/8,888.49
  6. Step 6: Final answer
    x = 4,443.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.