Home / 593,142.04-818,531.96-321,203.72

Finding the Fourth Proportional to 593,142.04, 818,531.96 and 321,203.72

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Solution

The fourth proportional to 593,142.04, 818,531.96 and 321,203.72 is: 443,258.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,142.04 : 818,531.96 = 321,203.72 : x
  2. Step 2: Convert to fraction form
    593,142.04/818,531.96 = 321,203.72/x
  3. Step 3: Cross multiply
    593,142.04x = 818,531.96 × 321,203.72
  4. Step 4: Simplify right side
    593,142.04x = 262,915,510,490.89
  5. Step 5: Solve for x
    x = 262,915,510,490.89/593,142.04
  6. Step 6: Final answer
    x = 443,258.94

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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.