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Finding the Fourth Proportional to 544,398.81, 751,231.37 and 299,400.82

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Solution

The fourth proportional to 544,398.81, 751,231.37 and 299,400.82 is: 413,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,398.81 : 751,231.37 = 299,400.82 : x
  2. Step 2: Convert to fraction form
    544,398.81/751,231.37 = 299,400.82/x
  3. Step 3: Cross multiply
    544,398.81x = 751,231.37 × 299,400.82
  4. Step 4: Simplify right side
    544,398.81x = 224,919,286,690.72
  5. Step 5: Solve for x
    x = 224,919,286,690.72/544,398.81
  6. Step 6: Final answer
    x = 413,151.68

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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.