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Finding the Third Proportional to 202,488.50 and 435,026.38

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Solution

The third proportional to 202,488.50 and 435,026.38 is: 934,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,488.50 : 435,026.38 = 435,026.38 : x
  2. Step 2: Convert to fraction form
    202,488.50/435,026.38 = 435,026.38/x
  3. Step 3: Cross multiply
    202,488.50x = 435,026.38 × 435,026.38
  4. Step 4: Simplify right side
    202,488.50x = 189,247,946,945.64
  5. Step 5: Solve for x
    x = 189,247,946,945.64/202,488.50
  6. Step 6: Final answer
    x = 934,610.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.