Home / 883,346.80-1,325,041.88-322,381.20

Finding the Fourth Proportional to 883,346.80, 1,325,041.88 and 322,381.20

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Solution

The fourth proportional to 883,346.80, 1,325,041.88 and 322,381.20 is: 483,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,346.80 : 1,325,041.88 = 322,381.20 : x
  2. Step 2: Convert to fraction form
    883,346.80/1,325,041.88 = 322,381.20/x
  3. Step 3: Cross multiply
    883,346.80x = 1,325,041.88 × 322,381.20
  4. Step 4: Simplify right side
    883,346.80x = 427,168,591,324.66
  5. Step 5: Solve for x
    x = 427,168,591,324.66/883,346.80
  6. Step 6: Final answer
    x = 483,579.71

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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.