Home / 807,730.40-1,211,584.80-246,767.60

Finding the Fourth Proportional to 807,730.40, 1,211,584.80 and 246,767.60

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Solution

The fourth proportional to 807,730.40, 1,211,584.80 and 246,767.60 is: 370,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,730.40 : 1,211,584.80 = 246,767.60 : x
  2. Step 2: Convert to fraction form
    807,730.40/1,211,584.80 = 246,767.60/x
  3. Step 3: Cross multiply
    807,730.40x = 1,211,584.80 × 246,767.60
  4. Step 4: Simplify right side
    807,730.40x = 298,979,873,292.48
  5. Step 5: Solve for x
    x = 298,979,873,292.48/807,730.40
  6. Step 6: Final answer
    x = 370,148.10

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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.