Home / 495,247.89-743,166.95-179,729.40

Finding the Fourth Proportional to 495,247.89, 743,166.95 and 179,729.40

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Solution

The fourth proportional to 495,247.89, 743,166.95 and 179,729.40 is: 269,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,247.89 : 743,166.95 = 179,729.40 : x
  2. Step 2: Convert to fraction form
    495,247.89/743,166.95 = 179,729.40/x
  3. Step 3: Cross multiply
    495,247.89x = 743,166.95 × 179,729.40
  4. Step 4: Simplify right side
    495,247.89x = 133,568,949,124.68
  5. Step 5: Solve for x
    x = 133,568,949,124.68/495,247.89
  6. Step 6: Final answer
    x = 269,701.20

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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.