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Finding the Third Proportional to 222,028 and 479,572

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Solution

The third proportional to 222,028 and 479,572 is: 1,035,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,028 : 479,572 = 479,572 : x
  2. Step 2: Convert to fraction form
    222,028/479,572 = 479,572/x
  3. Step 3: Cross multiply
    222,028x = 479,572 × 479,572
  4. Step 4: Simplify right side
    222,028x = 229,989,303,184
  5. Step 5: Solve for x
    x = 229,989,303,184/222,028
  6. Step 6: Final answer
    x = 1,035,857.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.