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Finding the Third Proportional to 7,152 and 11,050.50

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Solution

The third proportional to 7,152 and 11,050.50 is: 17,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152 : 11,050.50 = 11,050.50 : x
  2. Step 2: Convert to fraction form
    7,152/11,050.50 = 11,050.50/x
  3. Step 3: Cross multiply
    7,152x = 11,050.50 × 11,050.50
  4. Step 4: Simplify right side
    7,152x = 122,113,550.25
  5. Step 5: Solve for x
    x = 122,113,550.25/7,152
  6. Step 6: Final answer
    x = 17,074.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.