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Finding the Third Proportional to 69,985.13 and 150,904.13

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Solution

The third proportional to 69,985.13 and 150,904.13 is: 325,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,985.13 : 150,904.13 = 150,904.13 : x
  2. Step 2: Convert to fraction form
    69,985.13/150,904.13 = 150,904.13/x
  3. Step 3: Cross multiply
    69,985.13x = 150,904.13 × 150,904.13
  4. Step 4: Simplify right side
    69,985.13x = 22,772,054,942.02
  5. Step 5: Solve for x
    x = 22,772,054,942.02/69,985.13
  6. Step 6: Final answer
    x = 325,384.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.