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Finding the Third Proportional to 891,675 and 1,925,478

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Solution

The third proportional to 891,675 and 1,925,478 is: 4,157,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,675 : 1,925,478 = 1,925,478 : x
  2. Step 2: Convert to fraction form
    891,675/1,925,478 = 1,925,478/x
  3. Step 3: Cross multiply
    891,675x = 1,925,478 × 1,925,478
  4. Step 4: Simplify right side
    891,675x = 3,707,465,528,484
  5. Step 5: Solve for x
    x = 3,707,465,528,484/891,675
  6. Step 6: Final answer
    x = 4,157,866.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.