Home / 593,401.43-818,890.59-321,474.62

Finding the Fourth Proportional to 593,401.43, 818,890.59 and 321,474.62

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Solution

The fourth proportional to 593,401.43, 818,890.59 and 321,474.62 is: 443,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,401.43 : 818,890.59 = 321,474.62 : x
  2. Step 2: Convert to fraction form
    593,401.43/818,890.59 = 321,474.62/x
  3. Step 3: Cross multiply
    593,401.43x = 818,890.59 × 321,474.62
  4. Step 4: Simplify right side
    593,401.43x = 263,252,541,241.83
  5. Step 5: Solve for x
    x = 263,252,541,241.83/593,401.43
  6. Step 6: Final answer
    x = 443,633.14

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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.