Home / 732,655.80-1,099,113.30-259,615.80

Finding the Fourth Proportional to 732,655.80, 1,099,113.30 and 259,615.80

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Solution

The fourth proportional to 732,655.80, 1,099,113.30 and 259,615.80 is: 389,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,655.80 : 1,099,113.30 = 259,615.80 : x
  2. Step 2: Convert to fraction form
    732,655.80/1,099,113.30 = 259,615.80/x
  3. Step 3: Cross multiply
    732,655.80x = 1,099,113.30 × 259,615.80
  4. Step 4: Simplify right side
    732,655.80x = 285,347,178,670.14
  5. Step 5: Solve for x
    x = 285,347,178,670.14/732,655.80
  6. Step 6: Final answer
    x = 389,469.62

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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.