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Finding the Third Proportional to 138,610,158.75 and 207,483,441.75

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Solution

The third proportional to 138,610,158.75 and 207,483,441.75 is: 310,578,813.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,610,158.75 : 207,483,441.75 = 207,483,441.75 : x
  2. Step 2: Convert to fraction form
    138,610,158.75/207,483,441.75 = 207,483,441.75/x
  3. Step 3: Cross multiply
    138,610,158.75x = 207,483,441.75 × 207,483,441.75
  4. Step 4: Simplify right side
    138,610,158.75x = 43,049,378,600,425,640
  5. Step 5: Solve for x
    x = 43,049,378,600,425,640/138,610,158.75
  6. Step 6: Final answer
    x = 310,578,813.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.