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Finding the Fourth Proportional to 248,300,954.90, 372,451,432.35 and 248,300,954.90

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Solution

The fourth proportional to 248,300,954.90, 372,451,432.35 and 248,300,954.90 is: 372,451,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,300,954.90 : 372,451,432.35 = 248,300,954.90 : x
  2. Step 2: Convert to fraction form
    248,300,954.90/372,451,432.35 = 248,300,954.90/x
  3. Step 3: Cross multiply
    248,300,954.90x = 372,451,432.35 × 248,300,954.90
  4. Step 4: Simplify right side
    248,300,954.90x = 92,480,046,306,377,760
  5. Step 5: Solve for x
    x = 92,480,046,306,377,760/248,300,954.90
  6. Step 6: Final answer
    x = 372,451,432.35

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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.