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Finding the Fourth Proportional to 593,561.56, 819,398.94 and 338,863.48

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Solution

The fourth proportional to 593,561.56, 819,398.94 and 338,863.48 is: 467,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,561.56 : 819,398.94 = 338,863.48 : x
  2. Step 2: Convert to fraction form
    593,561.56/819,398.94 = 338,863.48/x
  3. Step 3: Cross multiply
    593,561.56x = 819,398.94 × 338,863.48
  4. Step 4: Simplify right side
    593,561.56x = 277,664,376,316.71
  5. Step 5: Solve for x
    x = 277,664,376,316.71/593,561.56
  6. Step 6: Final answer
    x = 467,793.73

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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.