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Finding the Third Proportional to 179,286,619.50 and 263,803,126.50

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Solution

The third proportional to 179,286,619.50 and 263,803,126.50 is: 388,161,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,286,619.50 : 263,803,126.50 = 263,803,126.50 : x
  2. Step 2: Convert to fraction form
    179,286,619.50/263,803,126.50 = 263,803,126.50/x
  3. Step 3: Cross multiply
    179,286,619.50x = 263,803,126.50 × 263,803,126.50
  4. Step 4: Simplify right side
    179,286,619.50x = 69,592,089,551,175,000
  5. Step 5: Solve for x
    x = 69,592,089,551,175,000/179,286,619.50
  6. Step 6: Final answer
    x = 388,161,089.46

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.