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Finding the Third Proportional to 7,388,455.50 and 16,168,540.50

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Solution

The third proportional to 7,388,455.50 and 16,168,540.50 is: 35,382,456.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,455.50 : 16,168,540.50 = 16,168,540.50 : x
  2. Step 2: Convert to fraction form
    7,388,455.50/16,168,540.50 = 16,168,540.50/x
  3. Step 3: Cross multiply
    7,388,455.50x = 16,168,540.50 × 16,168,540.50
  4. Step 4: Simplify right side
    7,388,455.50x = 261,421,701,900,140.25
  5. Step 5: Solve for x
    x = 261,421,701,900,140.25/7,388,455.50
  6. Step 6: Final answer
    x = 35,382,456.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.