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Finding the Third Proportional to 30,186,084 and 47,072,745

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Solution

The third proportional to 30,186,084 and 47,072,745 is: 73,406,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186,084 : 47,072,745 = 47,072,745 : x
  2. Step 2: Convert to fraction form
    30,186,084/47,072,745 = 47,072,745/x
  3. Step 3: Cross multiply
    30,186,084x = 47,072,745 × 47,072,745
  4. Step 4: Simplify right side
    30,186,084x = 2,215,843,321,835,025
  5. Step 5: Solve for x
    x = 2,215,843,321,835,025/30,186,084
  6. Step 6: Final answer
    x = 73,406,120.58

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.