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Finding the Third Proportional to 378,496 and 585,968

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Solution

The third proportional to 378,496 and 585,968 is: 907,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,496 : 585,968 = 585,968 : x
  2. Step 2: Convert to fraction form
    378,496/585,968 = 585,968/x
  3. Step 3: Cross multiply
    378,496x = 585,968 × 585,968
  4. Step 4: Simplify right side
    378,496x = 343,358,497,024
  5. Step 5: Solve for x
    x = 343,358,497,024/378,496
  6. Step 6: Final answer
    x = 907,165.46

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.