Home / 656,504.20-984,756.30-614,513.80

Finding the Fourth Proportional to 656,504.20, 984,756.30 and 614,513.80

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Solution

The fourth proportional to 656,504.20, 984,756.30 and 614,513.80 is: 921,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,504.20 : 984,756.30 = 614,513.80 : x
  2. Step 2: Convert to fraction form
    656,504.20/984,756.30 = 614,513.80/x
  3. Step 3: Cross multiply
    656,504.20x = 984,756.30 × 614,513.80
  4. Step 4: Simplify right side
    656,504.20x = 605,146,335,986.94
  5. Step 5: Solve for x
    x = 605,146,335,986.94/656,504.20
  6. Step 6: Final answer
    x = 921,770.70

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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.