Home / 489,195.32-733,865.86-173,625.80

Finding the Fourth Proportional to 489,195.32, 733,865.86 and 173,625.80

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Solution

The fourth proportional to 489,195.32, 733,865.86 and 173,625.80 is: 260,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,195.32 : 733,865.86 = 173,625.80 : x
  2. Step 2: Convert to fraction form
    489,195.32/733,865.86 = 173,625.80/x
  3. Step 3: Cross multiply
    489,195.32x = 733,865.86 × 173,625.80
  4. Step 4: Simplify right side
    489,195.32x = 127,418,047,035.19
  5. Step 5: Solve for x
    x = 127,418,047,035.19/489,195.32
  6. Step 6: Final answer
    x = 260,464.57

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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.