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Finding the Fourth Proportional to 325,699.48, 488,581.62 and 101,050.84

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Solution

The fourth proportional to 325,699.48, 488,581.62 and 101,050.84 is: 151,586.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,699.48 : 488,581.62 = 101,050.84 : x
  2. Step 2: Convert to fraction form
    325,699.48/488,581.62 = 101,050.84/x
  3. Step 3: Cross multiply
    325,699.48x = 488,581.62 × 101,050.84
  4. Step 4: Simplify right side
    325,699.48x = 49,371,583,109.56
  5. Step 5: Solve for x
    x = 49,371,583,109.56/325,699.48
  6. Step 6: Final answer
    x = 151,586.31

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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.