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Finding the Fourth Proportional to 580,459.04, 800,989.52 and 325,761.04

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Solution

The fourth proportional to 580,459.04, 800,989.52 and 325,761.04 is: 449,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,459.04 : 800,989.52 = 325,761.04 : x
  2. Step 2: Convert to fraction form
    580,459.04/800,989.52 = 325,761.04/x
  3. Step 3: Cross multiply
    580,459.04x = 800,989.52 × 325,761.04
  4. Step 4: Simplify right side
    580,459.04x = 260,931,179,064.30
  5. Step 5: Solve for x
    x = 260,931,179,064.30/580,459.04
  6. Step 6: Final answer
    x = 449,525.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.