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Finding the Third Proportional to 926,779 and 1,386,813

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Solution

The third proportional to 926,779 and 1,386,813 is: 2,075,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,779 : 1,386,813 = 1,386,813 : x
  2. Step 2: Convert to fraction form
    926,779/1,386,813 = 1,386,813/x
  3. Step 3: Cross multiply
    926,779x = 1,386,813 × 1,386,813
  4. Step 4: Simplify right side
    926,779x = 1,923,250,296,969
  5. Step 5: Solve for x
    x = 1,923,250,296,969/926,779
  6. Step 6: Final answer
    x = 2,075,198.40

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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.