Home / 958,059.20-1,438,255.20-484,500.80

Finding the Fourth Proportional to 958,059.20, 1,438,255.20 and 484,500.80

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Solution

The fourth proportional to 958,059.20, 1,438,255.20 and 484,500.80 is: 727,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,059.20 : 1,438,255.20 = 484,500.80 : x
  2. Step 2: Convert to fraction form
    958,059.20/1,438,255.20 = 484,500.80/x
  3. Step 3: Cross multiply
    958,059.20x = 1,438,255.20 × 484,500.80
  4. Step 4: Simplify right side
    958,059.20x = 696,835,795,004.16
  5. Step 5: Solve for x
    x = 696,835,795,004.16/958,059.20
  6. Step 6: Final answer
    x = 727,341.06

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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.