Home / 446,979.38-669,809.57-264,421.37

Finding the Fourth Proportional to 446,979.38, 669,809.57 and 264,421.37

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Solution

The fourth proportional to 446,979.38, 669,809.57 and 264,421.37 is: 396,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,979.38 : 669,809.57 = 264,421.37 : x
  2. Step 2: Convert to fraction form
    446,979.38/669,809.57 = 264,421.37/x
  3. Step 3: Cross multiply
    446,979.38x = 669,809.57 × 264,421.37
  4. Step 4: Simplify right side
    446,979.38x = 177,111,964,490.93
  5. Step 5: Solve for x
    x = 177,111,964,490.93/446,979.38
  6. Step 6: Final answer
    x = 396,241.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.