Home / 328,399.32-453,191.70-185,159.04

Finding the Fourth Proportional to 328,399.32, 453,191.70 and 185,159.04

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Solution

The fourth proportional to 328,399.32, 453,191.70 and 185,159.04 is: 255,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,399.32 : 453,191.70 = 185,159.04 : x
  2. Step 2: Convert to fraction form
    328,399.32/453,191.70 = 185,159.04/x
  3. Step 3: Cross multiply
    328,399.32x = 453,191.70 × 185,159.04
  4. Step 4: Simplify right side
    328,399.32x = 83,912,540,107.97
  5. Step 5: Solve for x
    x = 83,912,540,107.97/328,399.32
  6. Step 6: Final answer
    x = 255,519.84

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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.