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Finding the Third Proportional to 75,830,629.50 and 163,341,891

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Solution

The third proportional to 75,830,629.50 and 163,341,891 is: 351,844,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,830,629.50 : 163,341,891 = 163,341,891 : x
  2. Step 2: Convert to fraction form
    75,830,629.50/163,341,891 = 163,341,891/x
  3. Step 3: Cross multiply
    75,830,629.50x = 163,341,891 × 163,341,891
  4. Step 4: Simplify right side
    75,830,629.50x = 26,680,573,355,455,880
  5. Step 5: Solve for x
    x = 26,680,573,355,455,880/75,830,629.50
  6. Step 6: Final answer
    x = 351,844,281.54

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.