Home / 1,277,363.31-1,762,747.27-696,584.60

Finding the Fourth Proportional to 1,277,363.31, 1,762,747.27 and 696,584.60

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Solution

The fourth proportional to 1,277,363.31, 1,762,747.27 and 696,584.60 is: 961,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,363.31 : 1,762,747.27 = 696,584.60 : x
  2. Step 2: Convert to fraction form
    1,277,363.31/1,762,747.27 = 696,584.60/x
  3. Step 3: Cross multiply
    1,277,363.31x = 1,762,747.27 × 696,584.60
  4. Step 4: Simplify right side
    1,277,363.31x = 1,227,902,601,974.04
  5. Step 5: Solve for x
    x = 1,227,902,601,974.04/1,277,363.31
  6. Step 6: Final answer
    x = 961,279.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.