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Finding the Fourth Proportional to 245,999.80, 368,124.90 and 225,004.60

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Solution

The fourth proportional to 245,999.80, 368,124.90 and 225,004.60 is: 336,706.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,999.80 : 368,124.90 = 225,004.60 : x
  2. Step 2: Convert to fraction form
    245,999.80/368,124.90 = 225,004.60/x
  3. Step 3: Cross multiply
    245,999.80x = 368,124.90 × 225,004.60
  4. Step 4: Simplify right side
    245,999.80x = 82,829,795,874.54
  5. Step 5: Solve for x
    x = 82,829,795,874.54/245,999.80
  6. Step 6: Final answer
    x = 336,706.76

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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.