Home / 984,649.48-1,358,817.54-531,940.52

Finding the Fourth Proportional to 984,649.48, 1,358,817.54 and 531,940.52

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Solution

The fourth proportional to 984,649.48, 1,358,817.54 and 531,940.52 is: 734,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,649.48 : 1,358,817.54 = 531,940.52 : x
  2. Step 2: Convert to fraction form
    984,649.48/1,358,817.54 = 531,940.52/x
  3. Step 3: Cross multiply
    984,649.48x = 1,358,817.54 × 531,940.52
  4. Step 4: Simplify right side
    984,649.48x = 722,810,108,812.72
  5. Step 5: Solve for x
    x = 722,810,108,812.72/984,649.48
  6. Step 6: Final answer
    x = 734,078.60

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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.