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Finding the Third Proportional to 201,582 and 423,850.50

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Solution

The third proportional to 201,582 and 423,850.50 is: 891,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,582 : 423,850.50 = 423,850.50 : x
  2. Step 2: Convert to fraction form
    201,582/423,850.50 = 423,850.50/x
  3. Step 3: Cross multiply
    201,582x = 423,850.50 × 423,850.50
  4. Step 4: Simplify right side
    201,582x = 179,649,246,350.25
  5. Step 5: Solve for x
    x = 179,649,246,350.25/201,582
  6. Step 6: Final answer
    x = 891,196.86

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.