Home / 984,519.56-1,358,638.21-531,810.56

Finding the Fourth Proportional to 984,519.56, 1,358,638.21 and 531,810.56

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Solution

The fourth proportional to 984,519.56, 1,358,638.21 and 531,810.56 is: 733,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,519.56 : 1,358,638.21 = 531,810.56 : x
  2. Step 2: Convert to fraction form
    984,519.56/1,358,638.21 = 531,810.56/x
  3. Step 3: Cross multiply
    984,519.56x = 1,358,638.21 × 531,810.56
  4. Step 4: Simplify right side
    984,519.56x = 722,538,151,358.86
  5. Step 5: Solve for x
    x = 722,538,151,358.86/984,519.56
  6. Step 6: Final answer
    x = 733,899.23

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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.