Home / 498,373.34-747,890.18-273,890.54

Finding the Fourth Proportional to 498,373.34, 747,890.18 and 273,890.54

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Solution

The fourth proportional to 498,373.34, 747,890.18 and 273,890.54 is: 411,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,373.34 : 747,890.18 = 273,890.54 : x
  2. Step 2: Convert to fraction form
    498,373.34/747,890.18 = 273,890.54/x
  3. Step 3: Cross multiply
    498,373.34x = 747,890.18 × 273,890.54
  4. Step 4: Simplify right side
    498,373.34x = 204,840,045,260.90
  5. Step 5: Solve for x
    x = 204,840,045,260.90/498,373.34
  6. Step 6: Final answer
    x = 411,017.26

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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.