Home / 792,140.10-1,189,376.55-614,847.30

Finding the Fourth Proportional to 792,140.10, 1,189,376.55 and 614,847.30

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Solution

The fourth proportional to 792,140.10, 1,189,376.55 and 614,847.30 is: 923,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,140.10 : 1,189,376.55 = 614,847.30 : x
  2. Step 2: Convert to fraction form
    792,140.10/1,189,376.55 = 614,847.30/x
  3. Step 3: Cross multiply
    792,140.10x = 1,189,376.55 × 614,847.30
  4. Step 4: Simplify right side
    792,140.10x = 731,284,960,450.82
  5. Step 5: Solve for x
    x = 731,284,960,450.82/792,140.10
  6. Step 6: Final answer
    x = 923,176.29

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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.