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Finding the Third Proportional to 374,525 and 819,117

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Solution

The third proportional to 374,525 and 819,117 is: 1,791,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,525 : 819,117 = 819,117 : x
  2. Step 2: Convert to fraction form
    374,525/819,117 = 819,117/x
  3. Step 3: Cross multiply
    374,525x = 819,117 × 819,117
  4. Step 4: Simplify right side
    374,525x = 670,952,659,689
  5. Step 5: Solve for x
    x = 670,952,659,689/374,525
  6. Step 6: Final answer
    x = 1,791,476.30

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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.