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Finding the Fourth Proportional to 7,544.63, 11,329.72 and 4,916.63

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Solution

The fourth proportional to 7,544.63, 11,329.72 and 4,916.63 is: 7,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.63 : 11,329.72 = 4,916.63 : x
  2. Step 2: Convert to fraction form
    7,544.63/11,329.72 = 4,916.63/x
  3. Step 3: Cross multiply
    7,544.63x = 11,329.72 × 4,916.63
  4. Step 4: Simplify right side
    7,544.63x = 55,703,972.30
  5. Step 5: Solve for x
    x = 55,703,972.30/7,544.63
  6. Step 6: Final answer
    x = 7,383.27

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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.