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Finding the Fourth Proportional to 593,105.60, 889,744.80 and 193,764.80

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Solution

The fourth proportional to 593,105.60, 889,744.80 and 193,764.80 is: 290,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,105.60 : 889,744.80 = 193,764.80 : x
  2. Step 2: Convert to fraction form
    593,105.60/889,744.80 = 193,764.80/x
  3. Step 3: Cross multiply
    593,105.60x = 889,744.80 × 193,764.80
  4. Step 4: Simplify right side
    593,105.60x = 172,401,223,223.04
  5. Step 5: Solve for x
    x = 172,401,223,223.04/593,105.60
  6. Step 6: Final answer
    x = 290,675.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.