Home / 538,655.46-743,346.87-296,932.83

Finding the Fourth Proportional to 538,655.46, 743,346.87 and 296,932.83

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Solution

The fourth proportional to 538,655.46, 743,346.87 and 296,932.83 is: 409,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,655.46 : 743,346.87 = 296,932.83 : x
  2. Step 2: Convert to fraction form
    538,655.46/743,346.87 = 296,932.83/x
  3. Step 3: Cross multiply
    538,655.46x = 743,346.87 × 296,932.83
  4. Step 4: Simplify right side
    538,655.46x = 220,724,089,780.74
  5. Step 5: Solve for x
    x = 220,724,089,780.74/538,655.46
  6. Step 6: Final answer
    x = 409,768.59

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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.