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Finding the Fourth Proportional to 295,364,759.20, 443,047,138.80 and 295,364,759.20

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Solution

The fourth proportional to 295,364,759.20, 443,047,138.80 and 295,364,759.20 is: 443,047,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,364,759.20 : 443,047,138.80 = 295,364,759.20 : x
  2. Step 2: Convert to fraction form
    295,364,759.20/443,047,138.80 = 295,364,759.20/x
  3. Step 3: Cross multiply
    295,364,759.20x = 443,047,138.80 × 295,364,759.20
  4. Step 4: Simplify right side
    295,364,759.20x = 130,860,511,465,910,976
  5. Step 5: Solve for x
    x = 130,860,511,465,910,976/295,364,759.20
  6. Step 6: Final answer
    x = 443,047,138.80

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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.