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Finding the Third Proportional to 214,020 and 506,137.50

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Solution

The third proportional to 214,020 and 506,137.50 is: 1,196,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,020 : 506,137.50 = 506,137.50 : x
  2. Step 2: Convert to fraction form
    214,020/506,137.50 = 506,137.50/x
  3. Step 3: Cross multiply
    214,020x = 506,137.50 × 506,137.50
  4. Step 4: Simplify right side
    214,020x = 256,175,168,906.25
  5. Step 5: Solve for x
    x = 256,175,168,906.25/214,020
  6. Step 6: Final answer
    x = 1,196,968.36

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.