Home / 356,923.41-492,554.97-195,779.76

Finding the Fourth Proportional to 356,923.41, 492,554.97 and 195,779.76

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Solution

The fourth proportional to 356,923.41, 492,554.97 and 195,779.76 is: 270,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,923.41 : 492,554.97 = 195,779.76 : x
  2. Step 2: Convert to fraction form
    356,923.41/492,554.97 = 195,779.76/x
  3. Step 3: Cross multiply
    356,923.41x = 492,554.97 × 195,779.76
  4. Step 4: Simplify right side
    356,923.41x = 96,432,293,813.41
  5. Step 5: Solve for x
    x = 96,432,293,813.41/356,923.41
  6. Step 6: Final answer
    x = 270,176.43

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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.