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Finding the Fourth Proportional to 593,644.86, 819,245.70 and 338,990.58

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Solution

The fourth proportional to 593,644.86, 819,245.70 and 338,990.58 is: 467,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,644.86 : 819,245.70 = 338,990.58 : x
  2. Step 2: Convert to fraction form
    593,644.86/819,245.70 = 338,990.58/x
  3. Step 3: Cross multiply
    593,644.86x = 819,245.70 × 338,990.58
  4. Step 4: Simplify right side
    593,644.86x = 277,716,575,005.51
  5. Step 5: Solve for x
    x = 277,716,575,005.51/593,644.86
  6. Step 6: Final answer
    x = 467,816.02

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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.