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Finding the Fourth Proportional to 593,334, 818,804.88 and 321,401.91

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Solution

The fourth proportional to 593,334, 818,804.88 and 321,401.91 is: 443,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,334 : 818,804.88 = 321,401.91 : x
  2. Step 2: Convert to fraction form
    593,334/818,804.88 = 321,401.91/x
  3. Step 3: Cross multiply
    593,334x = 818,804.88 × 321,401.91
  4. Step 4: Simplify right side
    593,334x = 263,165,452,349.32
  5. Step 5: Solve for x
    x = 263,165,452,349.32/593,334
  6. Step 6: Final answer
    x = 443,536.78

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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.