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Finding the Third Proportional to 846,603 and 1,128,639

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Solution

The third proportional to 846,603 and 1,128,639 is: 1,504,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,603 : 1,128,639 = 1,128,639 : x
  2. Step 2: Convert to fraction form
    846,603/1,128,639 = 1,128,639/x
  3. Step 3: Cross multiply
    846,603x = 1,128,639 × 1,128,639
  4. Step 4: Simplify right side
    846,603x = 1,273,825,992,321
  5. Step 5: Solve for x
    x = 1,273,825,992,321/846,603
  6. Step 6: Final answer
    x = 1,504,632.03

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.