Home / 495,149.89-743,000.75-267,440.92

Finding the Fourth Proportional to 495,149.89, 743,000.75 and 267,440.92

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Solution

The fourth proportional to 495,149.89, 743,000.75 and 267,440.92 is: 401,310.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,149.89 : 743,000.75 = 267,440.92 : x
  2. Step 2: Convert to fraction form
    495,149.89/743,000.75 = 267,440.92/x
  3. Step 3: Cross multiply
    495,149.89x = 743,000.75 × 267,440.92
  4. Step 4: Simplify right side
    495,149.89x = 198,708,804,140.69
  5. Step 5: Solve for x
    x = 198,708,804,140.69/495,149.89
  6. Step 6: Final answer
    x = 401,310.41

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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.