Home / 984,464.50-1,358,561.55-531,755.50

Finding the Fourth Proportional to 984,464.50, 1,358,561.55 and 531,755.50

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Solution

The fourth proportional to 984,464.50, 1,358,561.55 and 531,755.50 is: 733,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,464.50 : 1,358,561.55 = 531,755.50 : x
  2. Step 2: Convert to fraction form
    984,464.50/1,358,561.55 = 531,755.50/x
  3. Step 3: Cross multiply
    984,464.50x = 1,358,561.55 × 531,755.50
  4. Step 4: Simplify right side
    984,464.50x = 722,422,576,301.03
  5. Step 5: Solve for x
    x = 722,422,576,301.03/984,464.50
  6. Step 6: Final answer
    x = 733,822.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.