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Finding the Fourth Proportional to 483,472,512.10, 725,208,768.15 and 483,472,512.10

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Solution

The fourth proportional to 483,472,512.10, 725,208,768.15 and 483,472,512.10 is: 725,208,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,472,512.10 : 725,208,768.15 = 483,472,512.10 : x
  2. Step 2: Convert to fraction form
    483,472,512.10/725,208,768.15 = 483,472,512.10/x
  3. Step 3: Cross multiply
    483,472,512.10x = 725,208,768.15 × 483,472,512.10
  4. Step 4: Simplify right side
    483,472,512.10x = 350,618,504,934,426,944
  5. Step 5: Solve for x
    x = 350,618,504,934,426,944/483,472,512.10
  6. Step 6: Final answer
    x = 725,208,768.15

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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.