Home / 904,105.80-1,354,190.40-548,499.60

Finding the Fourth Proportional to 904,105.80, 1,354,190.40 and 548,499.60

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Solution

The fourth proportional to 904,105.80, 1,354,190.40 and 548,499.60 is: 821,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,105.80 : 1,354,190.40 = 548,499.60 : x
  2. Step 2: Convert to fraction form
    904,105.80/1,354,190.40 = 548,499.60/x
  3. Step 3: Cross multiply
    904,105.80x = 1,354,190.40 × 548,499.60
  4. Step 4: Simplify right side
    904,105.80x = 742,772,892,723.84
  5. Step 5: Solve for x
    x = 742,772,892,723.84/904,105.80
  6. Step 6: Final answer
    x = 821,555.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.