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Finding the Third Proportional to 64,783,361.25 and 99,340,313.63

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Solution

The third proportional to 64,783,361.25 and 99,340,313.63 is: 152,330,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,783,361.25 : 99,340,313.63 = 99,340,313.63 : x
  2. Step 2: Convert to fraction form
    64,783,361.25/99,340,313.63 = 99,340,313.63/x
  3. Step 3: Cross multiply
    64,783,361.25x = 99,340,313.63 × 99,340,313.63
  4. Step 4: Simplify right side
    64,783,361.25x = 9,868,497,911,113,360
  5. Step 5: Solve for x
    x = 9,868,497,911,113,360/64,783,361.25
  6. Step 6: Final answer
    x = 152,330,748.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.