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Finding the Fourth Proportional to 500,581.36, 750,770.88 and 180,723.52

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Solution

The fourth proportional to 500,581.36, 750,770.88 and 180,723.52 is: 271,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,581.36 : 750,770.88 = 180,723.52 : x
  2. Step 2: Convert to fraction form
    500,581.36/750,770.88 = 180,723.52/x
  3. Step 3: Cross multiply
    500,581.36x = 750,770.88 × 180,723.52
  4. Step 4: Simplify right side
    500,581.36x = 135,681,956,147.10
  5. Step 5: Solve for x
    x = 135,681,956,147.10/500,581.36
  6. Step 6: Final answer
    x = 271,048.76

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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.