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Finding the Third Proportional to 35,112,528.75 and 75,402,181.50

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Solution

The third proportional to 35,112,528.75 and 75,402,181.50 is: 161,921,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,112,528.75 : 75,402,181.50 = 75,402,181.50 : x
  2. Step 2: Convert to fraction form
    35,112,528.75/75,402,181.50 = 75,402,181.50/x
  3. Step 3: Cross multiply
    35,112,528.75x = 75,402,181.50 × 75,402,181.50
  4. Step 4: Simplify right side
    35,112,528.75x = 5,685,488,974,958,942
  5. Step 5: Solve for x
    x = 5,685,488,974,958,942/35,112,528.75
  6. Step 6: Final answer
    x = 161,921,945.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.