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Finding the Third Proportional to 250,428 and 556,848

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Solution

The third proportional to 250,428 and 556,848 is: 1,238,198.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,428 : 556,848 = 556,848 : x
  2. Step 2: Convert to fraction form
    250,428/556,848 = 556,848/x
  3. Step 3: Cross multiply
    250,428x = 556,848 × 556,848
  4. Step 4: Simplify right side
    250,428x = 310,079,695,104
  5. Step 5: Solve for x
    x = 310,079,695,104/250,428
  6. Step 6: Final answer
    x = 1,238,198.98

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.