Home / 338,014.08-507,517.92-188,546.40

Finding the Fourth Proportional to 338,014.08, 507,517.92 and 188,546.40

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Solution

The fourth proportional to 338,014.08, 507,517.92 and 188,546.40 is: 283,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,014.08 : 507,517.92 = 188,546.40 : x
  2. Step 2: Convert to fraction form
    338,014.08/507,517.92 = 188,546.40/x
  3. Step 3: Cross multiply
    338,014.08x = 507,517.92 × 188,546.40
  4. Step 4: Simplify right side
    338,014.08x = 95,690,676,751.49
  5. Step 5: Solve for x
    x = 95,690,676,751.49/338,014.08
  6. Step 6: Final answer
    x = 283,096.72

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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.