Home / 984,969.20-1,477,453.80-667,708.40

Finding the Fourth Proportional to 984,969.20, 1,477,453.80 and 667,708.40

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Solution

The fourth proportional to 984,969.20, 1,477,453.80 and 667,708.40 is: 1,001,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,969.20 : 1,477,453.80 = 667,708.40 : x
  2. Step 2: Convert to fraction form
    984,969.20/1,477,453.80 = 667,708.40/x
  3. Step 3: Cross multiply
    984,969.20x = 1,477,453.80 × 667,708.40
  4. Step 4: Simplify right side
    984,969.20x = 986,508,312,871.92
  5. Step 5: Solve for x
    x = 986,508,312,871.92/984,969.20
  6. Step 6: Final answer
    x = 1,001,562.60

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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.