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Finding the Fourth Proportional to 353,735.48, 530,269.60 and 176,074.52

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Solution

The fourth proportional to 353,735.48, 530,269.60 and 176,074.52 is: 263,945.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,735.48 : 530,269.60 = 176,074.52 : x
  2. Step 2: Convert to fraction form
    353,735.48/530,269.60 = 176,074.52/x
  3. Step 3: Cross multiply
    353,735.48x = 530,269.60 × 176,074.52
  4. Step 4: Simplify right side
    353,735.48x = 93,366,965,290.59
  5. Step 5: Solve for x
    x = 93,366,965,290.59/353,735.48
  6. Step 6: Final answer
    x = 263,945.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.