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Finding the Fourth Proportional to 230,751.98, 318,581.88 and 176,933.60

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Solution

The fourth proportional to 230,751.98, 318,581.88 and 176,933.60 is: 244,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,751.98 : 318,581.88 = 176,933.60 : x
  2. Step 2: Convert to fraction form
    230,751.98/318,581.88 = 176,933.60/x
  3. Step 3: Cross multiply
    230,751.98x = 318,581.88 × 176,933.60
  4. Step 4: Simplify right side
    230,751.98x = 56,367,838,923.17
  5. Step 5: Solve for x
    x = 56,367,838,923.17/230,751.98
  6. Step 6: Final answer
    x = 244,278.90

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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.