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Finding the Third Proportional to 4,312 and 9,994

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Solution

The third proportional to 4,312 and 9,994 is: 23,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312 : 9,994 = 9,994 : x
  2. Step 2: Convert to fraction form
    4,312/9,994 = 9,994/x
  3. Step 3: Cross multiply
    4,312x = 9,994 × 9,994
  4. Step 4: Simplify right side
    4,312x = 99,880,036
  5. Step 5: Solve for x
    x = 99,880,036/4,312
  6. Step 6: Final answer
    x = 23,163.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.