Home / 544,563.36-751,387.14-318,165.12

Finding the Fourth Proportional to 544,563.36, 751,387.14 and 318,165.12

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Solution

The fourth proportional to 544,563.36, 751,387.14 and 318,165.12 is: 439,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,563.36 : 751,387.14 = 318,165.12 : x
  2. Step 2: Convert to fraction form
    544,563.36/751,387.14 = 318,165.12/x
  3. Step 3: Cross multiply
    544,563.36x = 751,387.14 × 318,165.12
  4. Step 4: Simplify right side
    544,563.36x = 239,065,179,564.56
  5. Step 5: Solve for x
    x = 239,065,179,564.56/544,563.36
  6. Step 6: Final answer
    x = 439,003.42

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Double scale
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Similar ratio
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1.5x scale

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.