Home / 534,313.98-736,593.48-330,249.57

Finding the Fourth Proportional to 534,313.98, 736,593.48 and 330,249.57

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Solution

The fourth proportional to 534,313.98, 736,593.48 and 330,249.57 is: 455,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,313.98 : 736,593.48 = 330,249.57 : x
  2. Step 2: Convert to fraction form
    534,313.98/736,593.48 = 330,249.57/x
  3. Step 3: Cross multiply
    534,313.98x = 736,593.48 × 330,249.57
  4. Step 4: Simplify right side
    534,313.98x = 243,259,680,034.80
  5. Step 5: Solve for x
    x = 243,259,680,034.80/534,313.98
  6. Step 6: Final answer
    x = 455,274.78

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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.