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Finding the Third Proportional to 214,379 and 457,235.50

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Solution

The third proportional to 214,379 and 457,235.50 is: 975,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,379 : 457,235.50 = 457,235.50 : x
  2. Step 2: Convert to fraction form
    214,379/457,235.50 = 457,235.50/x
  3. Step 3: Cross multiply
    214,379x = 457,235.50 × 457,235.50
  4. Step 4: Simplify right side
    214,379x = 209,064,302,460.25
  5. Step 5: Solve for x
    x = 209,064,302,460.25/214,379
  6. Step 6: Final answer
    x = 975,208.87

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.