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Finding the Third Proportional to 375,888 and 782,880

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Solution

The third proportional to 375,888 and 782,880 is: 1,630,541.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,888 : 782,880 = 782,880 : x
  2. Step 2: Convert to fraction form
    375,888/782,880 = 782,880/x
  3. Step 3: Cross multiply
    375,888x = 782,880 × 782,880
  4. Step 4: Simplify right side
    375,888x = 612,901,094,400
  5. Step 5: Solve for x
    x = 612,901,094,400/375,888
  6. Step 6: Final answer
    x = 1,630,541.80

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.