Home / 984,200.56-1,358,196.78-531,491.56

Finding the Fourth Proportional to 984,200.56, 1,358,196.78 and 531,491.56

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Solution

The fourth proportional to 984,200.56, 1,358,196.78 and 531,491.56 is: 733,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,200.56 : 1,358,196.78 = 531,491.56 : x
  2. Step 2: Convert to fraction form
    984,200.56/1,358,196.78 = 531,491.56/x
  3. Step 3: Cross multiply
    984,200.56x = 1,358,196.78 × 531,491.56
  4. Step 4: Simplify right side
    984,200.56x = 721,870,125,389.18
  5. Step 5: Solve for x
    x = 721,870,125,389.18/984,200.56
  6. Step 6: Final answer
    x = 733,458.36

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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.