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Finding the Fourth Proportional to 1,641,466, 2,462,209.94 and 519,535

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Solution

The fourth proportional to 1,641,466, 2,462,209.94 and 519,535 is: 779,305.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,466 : 2,462,209.94 = 519,535 : x
  2. Step 2: Convert to fraction form
    1,641,466/2,462,209.94 = 519,535/x
  3. Step 3: Cross multiply
    1,641,466x = 2,462,209.94 × 519,535
  4. Step 4: Simplify right side
    1,641,466x = 1,279,204,241,177.90
  5. Step 5: Solve for x
    x = 1,279,204,241,177.90/1,641,466
  6. Step 6: Final answer
    x = 779,305.96

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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.