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Finding the Fourth Proportional to 534,135.67, 800,946.53 and 178,901.26

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Solution

The fourth proportional to 534,135.67, 800,946.53 and 178,901.26 is: 268,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,135.67 : 800,946.53 = 178,901.26 : x
  2. Step 2: Convert to fraction form
    534,135.67/800,946.53 = 178,901.26/x
  3. Step 3: Cross multiply
    534,135.67x = 800,946.53 × 178,901.26
  4. Step 4: Simplify right side
    534,135.67x = 143,290,341,183.64
  5. Step 5: Solve for x
    x = 143,290,341,183.64/534,135.67
  6. Step 6: Final answer
    x = 268,265.82

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1.5x scale

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.