Home / 534,261.85-737,282.57-289,249.20

Finding the Fourth Proportional to 534,261.85, 737,282.57 and 289,249.20

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Solution

The fourth proportional to 534,261.85, 737,282.57 and 289,249.20 is: 399,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,261.85 : 737,282.57 = 289,249.20 : x
  2. Step 2: Convert to fraction form
    534,261.85/737,282.57 = 289,249.20/x
  3. Step 3: Cross multiply
    534,261.85x = 737,282.57 × 289,249.20
  4. Step 4: Simplify right side
    534,261.85x = 213,258,392,100.20
  5. Step 5: Solve for x
    x = 213,258,392,100.20/534,261.85
  6. Step 6: Final answer
    x = 399,164.55

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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.