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Finding the Third Proportional to 158,879,310.75 and 342,839,657.25

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Solution

The third proportional to 158,879,310.75 and 342,839,657.25 is: 739,800,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,879,310.75 : 342,839,657.25 = 342,839,657.25 : x
  2. Step 2: Convert to fraction form
    158,879,310.75/342,839,657.25 = 342,839,657.25/x
  3. Step 3: Cross multiply
    158,879,310.75x = 342,839,657.25 × 342,839,657.25
  4. Step 4: Simplify right side
    158,879,310.75x = 117,539,030,583,297,472
  5. Step 5: Solve for x
    x = 117,539,030,583,297,472/158,879,310.75
  6. Step 6: Final answer
    x = 739,800,733.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.