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Finding the Fourth Proportional to 262,362,794.40, 393,208,268.40 and 201,476,714.40

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Solution

The fourth proportional to 262,362,794.40, 393,208,268.40 and 201,476,714.40 is: 301,957,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,362,794.40 : 393,208,268.40 = 201,476,714.40 : x
  2. Step 2: Convert to fraction form
    262,362,794.40/393,208,268.40 = 201,476,714.40/x
  3. Step 3: Cross multiply
    262,362,794.40x = 393,208,268.40 × 201,476,714.40
  4. Step 4: Simplify right side
    262,362,794.40x = 79,222,309,992,145,344
  5. Step 5: Solve for x
    x = 79,222,309,992,145,344/262,362,794.40
  6. Step 6: Final answer
    x = 301,957,105.52

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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.