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Finding the Third Proportional to 107,956,860.75 and 235,081,561.50

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Solution

The third proportional to 107,956,860.75 and 235,081,561.50 is: 511,902,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,956,860.75 : 235,081,561.50 = 235,081,561.50 : x
  2. Step 2: Convert to fraction form
    107,956,860.75/235,081,561.50 = 235,081,561.50/x
  3. Step 3: Cross multiply
    107,956,860.75x = 235,081,561.50 × 235,081,561.50
  4. Step 4: Simplify right side
    107,956,860.75x = 55,263,340,557,278,280
  5. Step 5: Solve for x
    x = 55,263,340,557,278,280/107,956,860.75
  6. Step 6: Final answer
    x = 511,902,070.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.