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Finding the Third Proportional to 1,353,808.69 and 2,973,307.50

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Solution

The third proportional to 1,353,808.69 and 2,973,307.50 is: 6,530,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,808.69 : 2,973,307.50 = 2,973,307.50 : x
  2. Step 2: Convert to fraction form
    1,353,808.69/2,973,307.50 = 2,973,307.50/x
  3. Step 3: Cross multiply
    1,353,808.69x = 2,973,307.50 × 2,973,307.50
  4. Step 4: Simplify right side
    1,353,808.69x = 8,840,557,489,556.25
  5. Step 5: Solve for x
    x = 8,840,557,489,556.25/1,353,808.69
  6. Step 6: Final answer
    x = 6,530,137.95

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.