Home / 593,436.44-818,941.13-321,511.12

Finding the Fourth Proportional to 593,436.44, 818,941.13 and 321,511.12

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Solution

The fourth proportional to 593,436.44, 818,941.13 and 321,511.12 is: 443,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,436.44 : 818,941.13 = 321,511.12 : x
  2. Step 2: Convert to fraction form
    593,436.44/818,941.13 = 321,511.12/x
  3. Step 3: Cross multiply
    593,436.44x = 818,941.13 × 321,511.12
  4. Step 4: Simplify right side
    593,436.44x = 263,298,683,886.17
  5. Step 5: Solve for x
    x = 263,298,683,886.17/593,436.44
  6. Step 6: Final answer
    x = 443,684.72

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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.