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Finding the Third Proportional to 170,056 and 370,730

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Solution

The third proportional to 170,056 and 370,730 is: 808,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,056 : 370,730 = 370,730 : x
  2. Step 2: Convert to fraction form
    170,056/370,730 = 370,730/x
  3. Step 3: Cross multiply
    170,056x = 370,730 × 370,730
  4. Step 4: Simplify right side
    170,056x = 137,440,732,900
  5. Step 5: Solve for x
    x = 137,440,732,900/170,056
  6. Step 6: Final answer
    x = 808,208.67

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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.