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Finding the Fourth Proportional to 483,443,391.70, 725,165,087.55 and 483,443,391.70

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Solution

The fourth proportional to 483,443,391.70, 725,165,087.55 and 483,443,391.70 is: 725,165,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,443,391.70 : 725,165,087.55 = 483,443,391.70 : x
  2. Step 2: Convert to fraction form
    483,443,391.70/725,165,087.55 = 483,443,391.70/x
  3. Step 3: Cross multiply
    483,443,391.70x = 725,165,087.55 × 483,443,391.70
  4. Step 4: Simplify right side
    483,443,391.70x = 350,576,269,467,599,424
  5. Step 5: Solve for x
    x = 350,576,269,467,599,424/483,443,391.70
  6. Step 6: Final answer
    x = 725,165,087.55

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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.