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Finding the Third Proportional to 358,818 and 845,834

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Solution

The third proportional to 358,818 and 845,834 is: 1,993,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,818 : 845,834 = 845,834 : x
  2. Step 2: Convert to fraction form
    358,818/845,834 = 845,834/x
  3. Step 3: Cross multiply
    358,818x = 845,834 × 845,834
  4. Step 4: Simplify right side
    358,818x = 715,435,155,556
  5. Step 5: Solve for x
    x = 715,435,155,556/358,818
  6. Step 6: Final answer
    x = 1,993,866.40

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.