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Finding the Third Proportional to 630,750 and 979,344

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Solution

The third proportional to 630,750 and 979,344 is: 1,520,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,750 : 979,344 = 979,344 : x
  2. Step 2: Convert to fraction form
    630,750/979,344 = 979,344/x
  3. Step 3: Cross multiply
    630,750x = 979,344 × 979,344
  4. Step 4: Simplify right side
    630,750x = 959,114,670,336
  5. Step 5: Solve for x
    x = 959,114,670,336/630,750
  6. Step 6: Final answer
    x = 1,520,594.01

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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.