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Finding the Third Proportional to 30,185,956.13 and 47,072,548.88

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Solution

The third proportional to 30,185,956.13 and 47,072,548.88 is: 73,405,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,956.13 : 47,072,548.88 = 47,072,548.88 : x
  2. Step 2: Convert to fraction form
    30,185,956.13/47,072,548.88 = 47,072,548.88/x
  3. Step 3: Cross multiply
    30,185,956.13x = 47,072,548.88 × 47,072,548.88
  4. Step 4: Simplify right side
    30,185,956.13x = 2,215,824,857,589,263.75
  5. Step 5: Solve for x
    x = 2,215,824,857,589,263.75/30,185,956.13
  6. Step 6: Final answer
    x = 73,405,819.86

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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.