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Finding the Third Proportional to 373,416 and 819,396

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Solution

The third proportional to 373,416 and 819,396 is: 1,798,020.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,416 : 819,396 = 819,396 : x
  2. Step 2: Convert to fraction form
    373,416/819,396 = 819,396/x
  3. Step 3: Cross multiply
    373,416x = 819,396 × 819,396
  4. Step 4: Simplify right side
    373,416x = 671,409,804,816
  5. Step 5: Solve for x
    x = 671,409,804,816/373,416
  6. Step 6: Final answer
    x = 1,798,020.99

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.