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Finding the Fourth Proportional to 593,351.00, 818,828.32 and 321,418.91

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Solution

The fourth proportional to 593,351.00, 818,828.32 and 321,418.91 is: 443,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,351.00 : 818,828.32 = 321,418.91 : x
  2. Step 2: Convert to fraction form
    593,351.00/818,828.32 = 321,418.91/x
  3. Step 3: Cross multiply
    593,351.00x = 818,828.32 × 321,418.91
  4. Step 4: Simplify right side
    593,351.00x = 263,186,904,730.77
  5. Step 5: Solve for x
    x = 263,186,904,730.77/593,351.00
  6. Step 6: Final answer
    x = 443,560.23

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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.