Home / 329,247.42-454,352.14-193,279.20

Finding the Fourth Proportional to 329,247.42, 454,352.14 and 193,279.20

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Solution

The fourth proportional to 329,247.42, 454,352.14 and 193,279.20 is: 266,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,247.42 : 454,352.14 = 193,279.20 : x
  2. Step 2: Convert to fraction form
    329,247.42/454,352.14 = 193,279.20/x
  3. Step 3: Cross multiply
    329,247.42x = 454,352.14 × 193,279.20
  4. Step 4: Simplify right side
    329,247.42x = 87,816,816,675.27
  5. Step 5: Solve for x
    x = 87,816,816,675.27/329,247.42
  6. Step 6: Final answer
    x = 266,719.84

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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.