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Finding the Fourth Proportional to 593,586.68, 819,152.51 and 321,654.51

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Solution

The fourth proportional to 593,586.68, 819,152.51 and 321,654.51 is: 443,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,586.68 : 819,152.51 = 321,654.51 : x
  2. Step 2: Convert to fraction form
    593,586.68/819,152.51 = 321,654.51/x
  3. Step 3: Cross multiply
    593,586.68x = 819,152.51 × 321,654.51
  4. Step 4: Simplify right side
    593,586.68x = 263,484,097,611.05
  5. Step 5: Solve for x
    x = 263,484,097,611.05/593,586.68
  6. Step 6: Final answer
    x = 443,884.79

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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.