Home / 792,274.50-1,093,395.31-448,113.60

Finding the Fourth Proportional to 792,274.50, 1,093,395.31 and 448,113.60

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Solution

The fourth proportional to 792,274.50, 1,093,395.31 and 448,113.60 is: 618,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,274.50 : 1,093,395.31 = 448,113.60 : x
  2. Step 2: Convert to fraction form
    792,274.50/1,093,395.31 = 448,113.60/x
  3. Step 3: Cross multiply
    792,274.50x = 1,093,395.31 × 448,113.60
  4. Step 4: Simplify right side
    792,274.50x = 489,965,307,466.93
  5. Step 5: Solve for x
    x = 489,965,307,466.93/792,274.50
  6. Step 6: Final answer
    x = 618,428.72

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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.