Home / 338,442.38-507,532.33-180,584.72

Finding the Fourth Proportional to 338,442.38, 507,532.33 and 180,584.72

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Solution

The fourth proportional to 338,442.38, 507,532.33 and 180,584.72 is: 270,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,442.38 : 507,532.33 = 180,584.72 : x
  2. Step 2: Convert to fraction form
    338,442.38/507,532.33 = 180,584.72/x
  3. Step 3: Cross multiply
    338,442.38x = 507,532.33 × 180,584.72
  4. Step 4: Simplify right side
    338,442.38x = 91,652,583,704.00
  5. Step 5: Solve for x
    x = 91,652,583,704.00/338,442.38
  6. Step 6: Final answer
    x = 270,807.05

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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.