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Finding the Fourth Proportional to 248,663,194.20, 372,994,791.30 and 248,663,194.20

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Solution

The fourth proportional to 248,663,194.20, 372,994,791.30 and 248,663,194.20 is: 372,994,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,663,194.20 : 372,994,791.30 = 248,663,194.20 : x
  2. Step 2: Convert to fraction form
    248,663,194.20/372,994,791.30 = 248,663,194.20/x
  3. Step 3: Cross multiply
    248,663,194.20x = 372,994,791.30 × 248,663,194.20
  4. Step 4: Simplify right side
    248,663,194.20x = 92,750,076,224,620,368
  5. Step 5: Solve for x
    x = 92,750,076,224,620,368/248,663,194.20
  6. Step 6: Final answer
    x = 372,994,791.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.