Home / 534,596.12-737,743.26-289,581.38

Finding the Fourth Proportional to 534,596.12, 737,743.26 and 289,581.38

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Solution

The fourth proportional to 534,596.12, 737,743.26 and 289,581.38 is: 399,622.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,596.12 : 737,743.26 = 289,581.38 : x
  2. Step 2: Convert to fraction form
    534,596.12/737,743.26 = 289,581.38/x
  3. Step 3: Cross multiply
    534,596.12x = 737,743.26 × 289,581.38
  4. Step 4: Simplify right side
    534,596.12x = 213,636,707,627.78
  5. Step 5: Solve for x
    x = 213,636,707,627.78/534,596.12
  6. Step 6: Final answer
    x = 399,622.63

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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.