Home / 984,964.80-1,477,447.20-652,540.80

Finding the Fourth Proportional to 984,964.80, 1,477,447.20 and 652,540.80

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Solution

The fourth proportional to 984,964.80, 1,477,447.20 and 652,540.80 is: 978,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,964.80 : 1,477,447.20 = 652,540.80 : x
  2. Step 2: Convert to fraction form
    984,964.80/1,477,447.20 = 652,540.80/x
  3. Step 3: Cross multiply
    984,964.80x = 1,477,447.20 × 652,540.80
  4. Step 4: Simplify right side
    984,964.80x = 964,094,577,845.76
  5. Step 5: Solve for x
    x = 964,094,577,845.76/984,964.80
  6. Step 6: Final answer
    x = 978,811.20

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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.