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Finding the Fourth Proportional to 593,168.64, 818,340.48 and 378,251.52

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Solution

The fourth proportional to 593,168.64, 818,340.48 and 378,251.52 is: 521,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,168.64 : 818,340.48 = 378,251.52 : x
  2. Step 2: Convert to fraction form
    593,168.64/818,340.48 = 378,251.52/x
  3. Step 3: Cross multiply
    593,168.64x = 818,340.48 × 378,251.52
  4. Step 4: Simplify right side
    593,168.64x = 309,538,530,437.53
  5. Step 5: Solve for x
    x = 309,538,530,437.53/593,168.64
  6. Step 6: Final answer
    x = 521,839.00

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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.