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Finding the Fourth Proportional to 373,669,993.35, 560,504,990.03 and 371,517,657.30

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Solution

The fourth proportional to 373,669,993.35, 560,504,990.03 and 371,517,657.30 is: 557,276,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,669,993.35 : 560,504,990.03 = 371,517,657.30 : x
  2. Step 2: Convert to fraction form
    373,669,993.35/560,504,990.03 = 371,517,657.30/x
  3. Step 3: Cross multiply
    373,669,993.35x = 560,504,990.03 × 371,517,657.30
  4. Step 4: Simplify right side
    373,669,993.35x = 208,237,500,799,047,872
  5. Step 5: Solve for x
    x = 208,237,500,799,047,872/373,669,993.35
  6. Step 6: Final answer
    x = 557,276,485.95

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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.