Home / 835,351.60-1,253,554.50-355,578.64

Finding the Fourth Proportional to 835,351.60, 1,253,554.50 and 355,578.64

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Solution

The fourth proportional to 835,351.60, 1,253,554.50 and 355,578.64 is: 533,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,351.60 : 1,253,554.50 = 355,578.64 : x
  2. Step 2: Convert to fraction form
    835,351.60/1,253,554.50 = 355,578.64/x
  3. Step 3: Cross multiply
    835,351.60x = 1,253,554.50 × 355,578.64
  4. Step 4: Simplify right side
    835,351.60x = 445,737,204,275.88
  5. Step 5: Solve for x
    x = 445,737,204,275.88/835,351.60
  6. Step 6: Final answer
    x = 533,592.33

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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.