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Finding the Fourth Proportional to 3,670,553.30, 5,505,829.95 and 3,670,553.30

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Solution

The fourth proportional to 3,670,553.30, 5,505,829.95 and 3,670,553.30 is: 5,505,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,553.30 : 5,505,829.95 = 3,670,553.30 : x
  2. Step 2: Convert to fraction form
    3,670,553.30/5,505,829.95 = 3,670,553.30/x
  3. Step 3: Cross multiply
    3,670,553.30x = 5,505,829.95 × 3,670,553.30
  4. Step 4: Simplify right side
    3,670,553.30x = 20,209,442,292,211.34
  5. Step 5: Solve for x
    x = 20,209,442,292,211.34/3,670,553.30
  6. Step 6: Final answer
    x = 5,505,829.95

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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.