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Finding the Fourth Proportional to 580,078.40, 869,858.40 and 224,974.40

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Solution

The fourth proportional to 580,078.40, 869,858.40 and 224,974.40 is: 337,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,078.40 : 869,858.40 = 224,974.40 : x
  2. Step 2: Convert to fraction form
    580,078.40/869,858.40 = 224,974.40/x
  3. Step 3: Cross multiply
    580,078.40x = 869,858.40 × 224,974.40
  4. Step 4: Simplify right side
    580,078.40x = 195,695,871,624.96
  5. Step 5: Solve for x
    x = 195,695,871,624.96/580,078.40
  6. Step 6: Final answer
    x = 337,361.07

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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.