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Finding the Fourth Proportional to 665,497,002.48, 998,245,503.72 and 665,497,002.48

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Solution

The fourth proportional to 665,497,002.48, 998,245,503.72 and 665,497,002.48 is: 998,245,503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,497,002.48 : 998,245,503.72 = 665,497,002.48 : x
  2. Step 2: Convert to fraction form
    665,497,002.48/998,245,503.72 = 665,497,002.48/x
  3. Step 3: Cross multiply
    665,497,002.48x = 998,245,503.72 × 665,497,002.48
  4. Step 4: Simplify right side
    665,497,002.48x = 664,329,390,456,478,976
  5. Step 5: Solve for x
    x = 664,329,390,456,478,976/665,497,002.48
  6. Step 6: Final answer
    x = 998,245,503.72

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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.