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Finding the Third Proportional to 476,132 and 695,970

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Solution

The third proportional to 476,132 and 695,970 is: 1,017,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,132 : 695,970 = 695,970 : x
  2. Step 2: Convert to fraction form
    476,132/695,970 = 695,970/x
  3. Step 3: Cross multiply
    476,132x = 695,970 × 695,970
  4. Step 4: Simplify right side
    476,132x = 484,374,240,900
  5. Step 5: Solve for x
    x = 484,374,240,900/476,132
  6. Step 6: Final answer
    x = 1,017,310.83

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.