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Finding the Third Proportional to 173,815.88 and 366,312.38

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Solution

The third proportional to 173,815.88 and 366,312.38 is: 771,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815.88 : 366,312.38 = 366,312.38 : x
  2. Step 2: Convert to fraction form
    173,815.88/366,312.38 = 366,312.38/x
  3. Step 3: Cross multiply
    173,815.88x = 366,312.38 × 366,312.38
  4. Step 4: Simplify right side
    173,815.88x = 134,184,756,078.14
  5. Step 5: Solve for x
    x = 134,184,756,078.14/173,815.88
  6. Step 6: Final answer
    x = 771,993.67

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.