Home / 344,101.12-474,859.20-193,198.72

Finding the Fourth Proportional to 344,101.12, 474,859.20 and 193,198.72

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Solution

The fourth proportional to 344,101.12, 474,859.20 and 193,198.72 is: 266,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,101.12 : 474,859.20 = 193,198.72 : x
  2. Step 2: Convert to fraction form
    344,101.12/474,859.20 = 193,198.72/x
  3. Step 3: Cross multiply
    344,101.12x = 474,859.20 × 193,198.72
  4. Step 4: Simplify right side
    344,101.12x = 91,742,189,620.22
  5. Step 5: Solve for x
    x = 91,742,189,620.22/344,101.12
  6. Step 6: Final answer
    x = 266,614.04

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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.