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Finding the Third Proportional to 630,902 and 953,879

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Solution

The third proportional to 630,902 and 953,879 is: 1,442,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,902 : 953,879 = 953,879 : x
  2. Step 2: Convert to fraction form
    630,902/953,879 = 953,879/x
  3. Step 3: Cross multiply
    630,902x = 953,879 × 953,879
  4. Step 4: Simplify right side
    630,902x = 909,885,146,641
  5. Step 5: Solve for x
    x = 909,885,146,641/630,902
  6. Step 6: Final answer
    x = 1,442,197.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.