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Finding the Third Proportional to 306,634,954.50 and 668,767,608

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Solution

The third proportional to 306,634,954.50 and 668,767,608 is: 1,458,575,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,634,954.50 : 668,767,608 = 668,767,608 : x
  2. Step 2: Convert to fraction form
    306,634,954.50/668,767,608 = 668,767,608/x
  3. Step 3: Cross multiply
    306,634,954.50x = 668,767,608 × 668,767,608
  4. Step 4: Simplify right side
    306,634,954.50x = 447,250,113,510,041,664
  5. Step 5: Solve for x
    x = 447,250,113,510,041,664/306,634,954.50
  6. Step 6: Final answer
    x = 1,458,575,113.33

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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.