Home / 199,473.20-298,772.40-177,311.60

Finding the Fourth Proportional to 199,473.20, 298,772.40 and 177,311.60

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Solution

The fourth proportional to 199,473.20, 298,772.40 and 177,311.60 is: 265,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,473.20 : 298,772.40 = 177,311.60 : x
  2. Step 2: Convert to fraction form
    199,473.20/298,772.40 = 177,311.60/x
  3. Step 3: Cross multiply
    199,473.20x = 298,772.40 × 177,311.60
  4. Step 4: Simplify right side
    199,473.20x = 52,975,812,279.84
  5. Step 5: Solve for x
    x = 52,975,812,279.84/199,473.20
  6. Step 6: Final answer
    x = 265,578.60

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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.