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Finding the Third Proportional to 117,268,927.88 and 254,958,971.63

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Solution

The third proportional to 117,268,927.88 and 254,958,971.63 is: 554,316,291.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,268,927.88 : 254,958,971.63 = 254,958,971.63 : x
  2. Step 2: Convert to fraction form
    117,268,927.88/254,958,971.63 = 254,958,971.63/x
  3. Step 3: Cross multiply
    117,268,927.88x = 254,958,971.63 × 254,958,971.63
  4. Step 4: Simplify right side
    117,268,927.88x = 65,004,077,212,077,552
  5. Step 5: Solve for x
    x = 65,004,077,212,077,552/117,268,927.88
  6. Step 6: Final answer
    x = 554,316,291.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.