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Finding the Fourth Proportional to 593,774.75, 819,496.70 and 376,003.30

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Solution

The fourth proportional to 593,774.75, 819,496.70 and 376,003.30 is: 518,939.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,774.75 : 819,496.70 = 376,003.30 : x
  2. Step 2: Convert to fraction form
    593,774.75/819,496.70 = 376,003.30/x
  3. Step 3: Cross multiply
    593,774.75x = 819,496.70 × 376,003.30
  4. Step 4: Simplify right side
    593,774.75x = 308,133,463,539.11
  5. Step 5: Solve for x
    x = 308,133,463,539.11/593,774.75
  6. Step 6: Final answer
    x = 518,939.99

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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.