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Finding the Third Proportional to 102,140 and 224,435

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Solution

The third proportional to 102,140 and 224,435 is: 493,157.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,140 : 224,435 = 224,435 : x
  2. Step 2: Convert to fraction form
    102,140/224,435 = 224,435/x
  3. Step 3: Cross multiply
    102,140x = 224,435 × 224,435
  4. Step 4: Simplify right side
    102,140x = 50,371,069,225
  5. Step 5: Solve for x
    x = 50,371,069,225/102,140
  6. Step 6: Final answer
    x = 493,157.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.