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Finding the Third Proportional to 706,240 and 1,569,400

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Solution

The third proportional to 706,240 and 1,569,400 is: 3,487,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,240 : 1,569,400 = 1,569,400 : x
  2. Step 2: Convert to fraction form
    706,240/1,569,400 = 1,569,400/x
  3. Step 3: Cross multiply
    706,240x = 1,569,400 × 1,569,400
  4. Step 4: Simplify right side
    706,240x = 2,463,016,360,000
  5. Step 5: Solve for x
    x = 2,463,016,360,000/706,240
  6. Step 6: Final answer
    x = 3,487,506.17

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.