Home / 984,648.48-1,358,816.16-531,939.52

Finding the Fourth Proportional to 984,648.48, 1,358,816.16 and 531,939.52

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Solution

The fourth proportional to 984,648.48, 1,358,816.16 and 531,939.52 is: 734,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,648.48 : 1,358,816.16 = 531,939.52 : x
  2. Step 2: Convert to fraction form
    984,648.48/1,358,816.16 = 531,939.52/x
  3. Step 3: Cross multiply
    984,648.48x = 1,358,816.16 × 531,939.52
  4. Step 4: Simplify right side
    984,648.48x = 722,808,015,918.64
  5. Step 5: Solve for x
    x = 722,808,015,918.64/984,648.48
  6. Step 6: Final answer
    x = 734,077.22

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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.