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Finding the Third Proportional to 117,256,904.44 and 253,815,136.88

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Solution

The third proportional to 117,256,904.44 and 253,815,136.88 is: 549,410,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,256,904.44 : 253,815,136.88 = 253,815,136.88 : x
  2. Step 2: Convert to fraction form
    117,256,904.44/253,815,136.88 = 253,815,136.88/x
  3. Step 3: Cross multiply
    117,256,904.44x = 253,815,136.88 × 253,815,136.88
  4. Step 4: Simplify right side
    117,256,904.44x = 64,422,123,706,874,984
  5. Step 5: Solve for x
    x = 64,422,123,706,874,984/117,256,904.44
  6. Step 6: Final answer
    x = 549,410,066.86

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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.