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Finding the Fourth Proportional to 322,576,019.70, 483,864,029.55 and 322,576,019.70

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Solution

The fourth proportional to 322,576,019.70, 483,864,029.55 and 322,576,019.70 is: 483,864,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,576,019.70 : 483,864,029.55 = 322,576,019.70 : x
  2. Step 2: Convert to fraction form
    322,576,019.70/483,864,029.55 = 322,576,019.70/x
  3. Step 3: Cross multiply
    322,576,019.70x = 483,864,029.55 × 322,576,019.70
  4. Step 4: Simplify right side
    322,576,019.70x = 156,082,932,728,242,176
  5. Step 5: Solve for x
    x = 156,082,932,728,242,176/322,576,019.70
  6. Step 6: Final answer
    x = 483,864,029.55

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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.