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Finding the Third Proportional to 1,528,779 and 3,332,257

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Solution

The third proportional to 1,528,779 and 3,332,257 is: 7,263,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,779 : 3,332,257 = 3,332,257 : x
  2. Step 2: Convert to fraction form
    1,528,779/3,332,257 = 3,332,257/x
  3. Step 3: Cross multiply
    1,528,779x = 3,332,257 × 3,332,257
  4. Step 4: Simplify right side
    1,528,779x = 11,103,936,714,049
  5. Step 5: Solve for x
    x = 11,103,936,714,049/1,528,779
  6. Step 6: Final answer
    x = 7,263,271.35

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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.