Home / 656,899.80-984,183.30-614,909.40

Finding the Fourth Proportional to 656,899.80, 984,183.30 and 614,909.40

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Solution

The fourth proportional to 656,899.80, 984,183.30 and 614,909.40 is: 921,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,899.80 : 984,183.30 = 614,909.40 : x
  2. Step 2: Convert to fraction form
    656,899.80/984,183.30 = 614,909.40/x
  3. Step 3: Cross multiply
    656,899.80x = 984,183.30 × 614,909.40
  4. Step 4: Simplify right side
    656,899.80x = 605,183,562,493.02
  5. Step 5: Solve for x
    x = 605,183,562,493.02/656,899.80
  6. Step 6: Final answer
    x = 921,272.26

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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.