Home / 851,164.28-1,174,608.32-463,982.86

Finding the Fourth Proportional to 851,164.28, 1,174,608.32 and 463,982.86

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Solution

The fourth proportional to 851,164.28, 1,174,608.32 and 463,982.86 is: 640,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,164.28 : 1,174,608.32 = 463,982.86 : x
  2. Step 2: Convert to fraction form
    851,164.28/1,174,608.32 = 463,982.86/x
  3. Step 3: Cross multiply
    851,164.28x = 1,174,608.32 × 463,982.86
  4. Step 4: Simplify right side
    851,164.28x = 544,998,127,693.40
  5. Step 5: Solve for x
    x = 544,998,127,693.40/851,164.28
  6. Step 6: Final answer
    x = 640,297.23

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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.