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Finding the Third Proportional to 756,220 and 1,134,330

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Solution

The third proportional to 756,220 and 1,134,330 is: 1,701,495

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,220 : 1,134,330 = 1,134,330 : x
  2. Step 2: Convert to fraction form
    756,220/1,134,330 = 1,134,330/x
  3. Step 3: Cross multiply
    756,220x = 1,134,330 × 1,134,330
  4. Step 4: Simplify right side
    756,220x = 1,286,704,548,900
  5. Step 5: Solve for x
    x = 1,286,704,548,900/756,220
  6. Step 6: Final answer
    x = 1,701,495

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.