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Finding the Fourth Proportional to 592,958.28, 818,288.80 and 321,031.84

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Solution

The fourth proportional to 592,958.28, 818,288.80 and 321,031.84 is: 443,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,958.28 : 818,288.80 = 321,031.84 : x
  2. Step 2: Convert to fraction form
    592,958.28/818,288.80 = 321,031.84/x
  3. Step 3: Cross multiply
    592,958.28x = 818,288.80 × 321,031.84
  4. Step 4: Simplify right side
    592,958.28x = 262,696,759,115.39
  5. Step 5: Solve for x
    x = 262,696,759,115.39/592,958.28
  6. Step 6: Final answer
    x = 443,027.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.