Home / 593,134.45-818,521.44-321,196.12

Finding the Fourth Proportional to 593,134.45, 818,521.44 and 321,196.12

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Solution

The fourth proportional to 593,134.45, 818,521.44 and 321,196.12 is: 443,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,134.45 : 818,521.44 = 321,196.12 : x
  2. Step 2: Convert to fraction form
    593,134.45/818,521.44 = 321,196.12/x
  3. Step 3: Cross multiply
    593,134.45x = 818,521.44 × 321,196.12
  4. Step 4: Simplify right side
    593,134.45x = 262,905,907,414.02
  5. Step 5: Solve for x
    x = 262,905,907,414.02/593,134.45
  6. Step 6: Final answer
    x = 443,248.42

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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.