Home / 544,142.10-816,221.25-189,168.24

Finding the Fourth Proportional to 544,142.10, 816,221.25 and 189,168.24

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Solution

The fourth proportional to 544,142.10, 816,221.25 and 189,168.24 is: 283,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,142.10 : 816,221.25 = 189,168.24 : x
  2. Step 2: Convert to fraction form
    544,142.10/816,221.25 = 189,168.24/x
  3. Step 3: Cross multiply
    544,142.10x = 816,221.25 × 189,168.24
  4. Step 4: Simplify right side
    544,142.10x = 154,403,137,313.10
  5. Step 5: Solve for x
    x = 154,403,137,313.10/544,142.10
  6. Step 6: Final answer
    x = 283,755.18

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Similar ratio
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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.