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Finding the Third Proportional to 372,768 and 560,880

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Solution

The third proportional to 372,768 and 560,880 is: 843,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,768 : 560,880 = 560,880 : x
  2. Step 2: Convert to fraction form
    372,768/560,880 = 560,880/x
  3. Step 3: Cross multiply
    372,768x = 560,880 × 560,880
  4. Step 4: Simplify right side
    372,768x = 314,586,374,400
  5. Step 5: Solve for x
    x = 314,586,374,400/372,768
  6. Step 6: Final answer
    x = 843,920.01

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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.