Home / 356,968.18-492,619.89-195,823.54

Finding the Fourth Proportional to 356,968.18, 492,619.89 and 195,823.54

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Solution

The fourth proportional to 356,968.18, 492,619.89 and 195,823.54 is: 270,238.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,968.18 : 492,619.89 = 195,823.54 : x
  2. Step 2: Convert to fraction form
    356,968.18/492,619.89 = 195,823.54/x
  3. Step 3: Cross multiply
    356,968.18x = 492,619.89 × 195,823.54
  4. Step 4: Simplify right side
    356,968.18x = 96,466,570,734.21
  5. Step 5: Solve for x
    x = 96,466,570,734.21/356,968.18
  6. Step 6: Final answer
    x = 270,238.57

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1.5x scale

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.