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Finding the Third Proportional to 329,170.50 and 708,291

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Solution

The third proportional to 329,170.50 and 708,291 is: 1,524,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,170.50 : 708,291 = 708,291 : x
  2. Step 2: Convert to fraction form
    329,170.50/708,291 = 708,291/x
  3. Step 3: Cross multiply
    329,170.50x = 708,291 × 708,291
  4. Step 4: Simplify right side
    329,170.50x = 501,676,140,681
  5. Step 5: Solve for x
    x = 501,676,140,681/329,170.50
  6. Step 6: Final answer
    x = 1,524,061.67

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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.