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Finding the Fourth Proportional to 544,390.88, 751,293.36 and 302,727.44

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Solution

The fourth proportional to 544,390.88, 751,293.36 and 302,727.44 is: 417,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,390.88 : 751,293.36 = 302,727.44 : x
  2. Step 2: Convert to fraction form
    544,390.88/751,293.36 = 302,727.44/x
  3. Step 3: Cross multiply
    544,390.88x = 751,293.36 × 302,727.44
  4. Step 4: Simplify right side
    544,390.88x = 227,437,115,561.80
  5. Step 5: Solve for x
    x = 227,437,115,561.80/544,390.88
  6. Step 6: Final answer
    x = 417,782.74

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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.