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Finding the Third Proportional to 201,126.50 and 298,210.50

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Solution

The third proportional to 201,126.50 and 298,210.50 is: 442,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,126.50 : 298,210.50 = 298,210.50 : x
  2. Step 2: Convert to fraction form
    201,126.50/298,210.50 = 298,210.50/x
  3. Step 3: Cross multiply
    201,126.50x = 298,210.50 × 298,210.50
  4. Step 4: Simplify right side
    201,126.50x = 88,929,502,310.25
  5. Step 5: Solve for x
    x = 88,929,502,310.25/201,126.50
  6. Step 6: Final answer
    x = 442,157.06

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.