Home / 282,734.12-389,951.88-175,243.34

Finding the Fourth Proportional to 282,734.12, 389,951.88 and 175,243.34

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Solution

The fourth proportional to 282,734.12, 389,951.88 and 175,243.34 is: 241,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,734.12 : 389,951.88 = 175,243.34 : x
  2. Step 2: Convert to fraction form
    282,734.12/389,951.88 = 175,243.34/x
  3. Step 3: Cross multiply
    282,734.12x = 389,951.88 × 175,243.34
  4. Step 4: Simplify right side
    282,734.12x = 68,336,469,890.48
  5. Step 5: Solve for x
    x = 68,336,469,890.48/282,734.12
  6. Step 6: Final answer
    x = 241,698.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.