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Finding the Third Proportional to 11,998.13 and 28,172.81

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Solution

The third proportional to 11,998.13 and 28,172.81 is: 66,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.13 : 28,172.81 = 28,172.81 : x
  2. Step 2: Convert to fraction form
    11,998.13/28,172.81 = 28,172.81/x
  3. Step 3: Cross multiply
    11,998.13x = 28,172.81 × 28,172.81
  4. Step 4: Simplify right side
    11,998.13x = 793,707,364.16
  5. Step 5: Solve for x
    x = 793,707,364.16/11,998.13
  6. Step 6: Final answer
    x = 66,152.62

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.