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Finding the Third Proportional to 696,779 and 1,018,282

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Solution

The third proportional to 696,779 and 1,018,282 is: 1,488,130.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,779 : 1,018,282 = 1,018,282 : x
  2. Step 2: Convert to fraction form
    696,779/1,018,282 = 1,018,282/x
  3. Step 3: Cross multiply
    696,779x = 1,018,282 × 1,018,282
  4. Step 4: Simplify right side
    696,779x = 1,036,898,231,524
  5. Step 5: Solve for x
    x = 1,036,898,231,524/696,779
  6. Step 6: Final answer
    x = 1,488,130.72

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.