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Finding the Third Proportional to 237,540 and 516,907.50

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Solution

The third proportional to 237,540 and 516,907.50 is: 1,124,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,540 : 516,907.50 = 516,907.50 : x
  2. Step 2: Convert to fraction form
    237,540/516,907.50 = 516,907.50/x
  3. Step 3: Cross multiply
    237,540x = 516,907.50 × 516,907.50
  4. Step 4: Simplify right side
    237,540x = 267,193,363,556.25
  5. Step 5: Solve for x
    x = 267,193,363,556.25/237,540
  6. Step 6: Final answer
    x = 1,124,835.24

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.