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Finding the Fourth Proportional to 230,420.44, 318,125.10 and 176,604.04

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Solution

The fourth proportional to 230,420.44, 318,125.10 and 176,604.04 is: 243,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,420.44 : 318,125.10 = 176,604.04 : x
  2. Step 2: Convert to fraction form
    230,420.44/318,125.10 = 176,604.04/x
  3. Step 3: Cross multiply
    230,420.44x = 318,125.10 × 176,604.04
  4. Step 4: Simplify right side
    230,420.44x = 56,182,177,885.40
  5. Step 5: Solve for x
    x = 56,182,177,885.40/230,420.44
  6. Step 6: Final answer
    x = 243,824.63

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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.