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Finding the Third Proportional to 68,054,357.50 and 149,335,655

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Solution

The third proportional to 68,054,357.50 and 149,335,655 is: 327,695,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054,357.50 : 149,335,655 = 149,335,655 : x
  2. Step 2: Convert to fraction form
    68,054,357.50/149,335,655 = 149,335,655/x
  3. Step 3: Cross multiply
    68,054,357.50x = 149,335,655 × 149,335,655
  4. Step 4: Simplify right side
    68,054,357.50x = 22,301,137,854,279,024
  5. Step 5: Solve for x
    x = 22,301,137,854,279,024/68,054,357.50
  6. Step 6: Final answer
    x = 327,695,957.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.