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Finding the Third Proportional to 677,469 and 1,050,239

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Solution

The third proportional to 677,469 and 1,050,239 is: 1,628,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,469 : 1,050,239 = 1,050,239 : x
  2. Step 2: Convert to fraction form
    677,469/1,050,239 = 1,050,239/x
  3. Step 3: Cross multiply
    677,469x = 1,050,239 × 1,050,239
  4. Step 4: Simplify right side
    677,469x = 1,103,001,957,121
  5. Step 5: Solve for x
    x = 1,103,001,957,121/677,469
  6. Step 6: Final answer
    x = 1,628,121.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.