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Finding the Fourth Proportional to 534,352.56, 801,615.96 and 253,775.04

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Solution

The fourth proportional to 534,352.56, 801,615.96 and 253,775.04 is: 380,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,352.56 : 801,615.96 = 253,775.04 : x
  2. Step 2: Convert to fraction form
    534,352.56/801,615.96 = 253,775.04/x
  3. Step 3: Cross multiply
    534,352.56x = 801,615.96 × 253,775.04
  4. Step 4: Simplify right side
    534,352.56x = 203,430,122,313.64
  5. Step 5: Solve for x
    x = 203,430,122,313.64/534,352.56
  6. Step 6: Final answer
    x = 380,703.94

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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.