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Finding the Third Proportional to 371,444 and 557,172

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Solution

The third proportional to 371,444 and 557,172 is: 835,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,444 : 557,172 = 557,172 : x
  2. Step 2: Convert to fraction form
    371,444/557,172 = 557,172/x
  3. Step 3: Cross multiply
    371,444x = 557,172 × 557,172
  4. Step 4: Simplify right side
    371,444x = 310,440,637,584
  5. Step 5: Solve for x
    x = 310,440,637,584/371,444
  6. Step 6: Final answer
    x = 835,767.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.