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Finding the Fourth Proportional to 433,570.20, 650,355.30 and 184,219.80

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Solution

The fourth proportional to 433,570.20, 650,355.30 and 184,219.80 is: 276,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,570.20 : 650,355.30 = 184,219.80 : x
  2. Step 2: Convert to fraction form
    433,570.20/650,355.30 = 184,219.80/x
  3. Step 3: Cross multiply
    433,570.20x = 650,355.30 × 184,219.80
  4. Step 4: Simplify right side
    433,570.20x = 119,808,323,294.94
  5. Step 5: Solve for x
    x = 119,808,323,294.94/433,570.20
  6. Step 6: Final answer
    x = 276,329.70

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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.