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Finding the Fourth Proportional to 262,198,576.45, 366,397,762.55 and 262,198,576.45

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Solution

The fourth proportional to 262,198,576.45, 366,397,762.55 and 262,198,576.45 is: 366,397,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,198,576.45 : 366,397,762.55 = 262,198,576.45 : x
  2. Step 2: Convert to fraction form
    262,198,576.45/366,397,762.55 = 262,198,576.45/x
  3. Step 3: Cross multiply
    262,198,576.45x = 366,397,762.55 × 262,198,576.45
  4. Step 4: Simplify right side
    262,198,576.45x = 96,068,971,755,075,120
  5. Step 5: Solve for x
    x = 96,068,971,755,075,120/262,198,576.45
  6. Step 6: Final answer
    x = 366,397,762.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.