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Finding the Third Proportional to 874,480.50 and 1,912,473

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Solution

The third proportional to 874,480.50 and 1,912,473 is: 4,182,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,480.50 : 1,912,473 = 1,912,473 : x
  2. Step 2: Convert to fraction form
    874,480.50/1,912,473 = 1,912,473/x
  3. Step 3: Cross multiply
    874,480.50x = 1,912,473 × 1,912,473
  4. Step 4: Simplify right side
    874,480.50x = 3,657,552,975,729
  5. Step 5: Solve for x
    x = 3,657,552,975,729/874,480.50
  6. Step 6: Final answer
    x = 4,182,543.78

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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.