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Finding the Third Proportional to 7,962,907.50 and 12,009,606.75

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Solution

The third proportional to 7,962,907.50 and 12,009,606.75 is: 18,112,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,907.50 : 12,009,606.75 = 12,009,606.75 : x
  2. Step 2: Convert to fraction form
    7,962,907.50/12,009,606.75 = 12,009,606.75/x
  3. Step 3: Cross multiply
    7,962,907.50x = 12,009,606.75 × 12,009,606.75
  4. Step 4: Simplify right side
    7,962,907.50x = 144,230,654,289,645.56
  5. Step 5: Solve for x
    x = 144,230,654,289,645.56/7,962,907.50
  6. Step 6: Final answer
    x = 18,112,812.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.