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Finding the Fourth Proportional to 267,505.46, 401,432.07 and 115,850.67

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Solution

The fourth proportional to 267,505.46, 401,432.07 and 115,850.67 is: 173,851.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,505.46 : 401,432.07 = 115,850.67 : x
  2. Step 2: Convert to fraction form
    267,505.46/401,432.07 = 115,850.67/x
  3. Step 3: Cross multiply
    267,505.46x = 401,432.07 × 115,850.67
  4. Step 4: Simplify right side
    267,505.46x = 46,506,174,268.99
  5. Step 5: Solve for x
    x = 46,506,174,268.99/267,505.46
  6. Step 6: Final answer
    x = 173,851.31

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1.5x scale

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.