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Finding the Fourth Proportional to 3,670,312.85, 5,494,971.67 and 3,670,312.85

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Solution

The fourth proportional to 3,670,312.85, 5,494,971.67 and 3,670,312.85 is: 5,494,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,312.85 : 5,494,971.67 = 3,670,312.85 : x
  2. Step 2: Convert to fraction form
    3,670,312.85/5,494,971.67 = 3,670,312.85/x
  3. Step 3: Cross multiply
    3,670,312.85x = 5,494,971.67 × 3,670,312.85
  4. Step 4: Simplify right side
    3,670,312.85x = 20,168,265,130,786.96
  5. Step 5: Solve for x
    x = 20,168,265,130,786.96/3,670,312.85
  6. Step 6: Final answer
    x = 5,494,971.67

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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.