Home / 252,329.56-347,853.10-198,521.40

Finding the Fourth Proportional to 252,329.56, 347,853.10 and 198,521.40

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Solution

The fourth proportional to 252,329.56, 347,853.10 and 198,521.40 is: 273,674.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,329.56 : 347,853.10 = 198,521.40 : x
  2. Step 2: Convert to fraction form
    252,329.56/347,853.10 = 198,521.40/x
  3. Step 3: Cross multiply
    252,329.56x = 347,853.10 × 198,521.40
  4. Step 4: Simplify right side
    252,329.56x = 69,056,284,406.34
  5. Step 5: Solve for x
    x = 69,056,284,406.34/252,329.56
  6. Step 6: Final answer
    x = 273,674.97

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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.