Home / 984,188.88-1,475,758.44-509,697.36

Finding the Fourth Proportional to 984,188.88, 1,475,758.44 and 509,697.36

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Solution

The fourth proportional to 984,188.88, 1,475,758.44 and 509,697.36 is: 764,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,188.88 : 1,475,758.44 = 509,697.36 : x
  2. Step 2: Convert to fraction form
    984,188.88/1,475,758.44 = 509,697.36/x
  3. Step 3: Cross multiply
    984,188.88x = 1,475,758.44 × 509,697.36
  4. Step 4: Simplify right side
    984,188.88x = 752,190,180,865.72
  5. Step 5: Solve for x
    x = 752,190,180,865.72/984,188.88
  6. Step 6: Final answer
    x = 764,274.21

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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.