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Finding the Third Proportional to 722,908.50 and 1,570,438

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Solution

The third proportional to 722,908.50 and 1,570,438 is: 3,411,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,908.50 : 1,570,438 = 1,570,438 : x
  2. Step 2: Convert to fraction form
    722,908.50/1,570,438 = 1,570,438/x
  3. Step 3: Cross multiply
    722,908.50x = 1,570,438 × 1,570,438
  4. Step 4: Simplify right side
    722,908.50x = 2,466,275,511,844
  5. Step 5: Solve for x
    x = 2,466,275,511,844/722,908.50
  6. Step 6: Final answer
    x = 3,411,601.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.