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Finding the Fourth Proportional to 580,011.84, 869,850.72 and 159,301.44

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Solution

The fourth proportional to 580,011.84, 869,850.72 and 159,301.44 is: 238,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,011.84 : 869,850.72 = 159,301.44 : x
  2. Step 2: Convert to fraction form
    580,011.84/869,850.72 = 159,301.44/x
  3. Step 3: Cross multiply
    580,011.84x = 869,850.72 × 159,301.44
  4. Step 4: Simplify right side
    580,011.84x = 138,568,472,281.04
  5. Step 5: Solve for x
    x = 138,568,472,281.04/580,011.84
  6. Step 6: Final answer
    x = 238,906.28

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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.