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Finding the Fourth Proportional to 593,339.58, 818,809.56 and 351,740.88

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Solution

The fourth proportional to 593,339.58, 818,809.56 and 351,740.88 is: 485,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,339.58 : 818,809.56 = 351,740.88 : x
  2. Step 2: Convert to fraction form
    593,339.58/818,809.56 = 351,740.88/x
  3. Step 3: Cross multiply
    593,339.58x = 818,809.56 × 351,740.88
  4. Step 4: Simplify right side
    593,339.58x = 288,008,795,186.81
  5. Step 5: Solve for x
    x = 288,008,795,186.81/593,339.58
  6. Step 6: Final answer
    x = 485,402.97

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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.