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Finding the Fourth Proportional to 593,623.44, 819,171 and 335,505.60

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Solution

The fourth proportional to 593,623.44, 819,171 and 335,505.60 is: 462,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,623.44 : 819,171 = 335,505.60 : x
  2. Step 2: Convert to fraction form
    593,623.44/819,171 = 335,505.60/x
  3. Step 3: Cross multiply
    593,623.44x = 819,171 × 335,505.60
  4. Step 4: Simplify right side
    593,623.44x = 274,836,457,857.60
  5. Step 5: Solve for x
    x = 274,836,457,857.60/593,623.44
  6. Step 6: Final answer
    x = 462,981.14

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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.