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Finding the Third Proportional to 7,555.50 and 10,746

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Solution

The third proportional to 7,555.50 and 10,746 is: 15,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.50 : 10,746 = 10,746 : x
  2. Step 2: Convert to fraction form
    7,555.50/10,746 = 10,746/x
  3. Step 3: Cross multiply
    7,555.50x = 10,746 × 10,746
  4. Step 4: Simplify right side
    7,555.50x = 115,476,516
  5. Step 5: Solve for x
    x = 115,476,516/7,555.50
  6. Step 6: Final answer
    x = 15,283.77

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.