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Finding the Fourth Proportional to 593,097.60, 889,732.80 and 193,756.80

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Solution

The fourth proportional to 593,097.60, 889,732.80 and 193,756.80 is: 290,663.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,097.60 : 889,732.80 = 193,756.80 : x
  2. Step 2: Convert to fraction form
    593,097.60/889,732.80 = 193,756.80/x
  3. Step 3: Cross multiply
    593,097.60x = 889,732.80 × 193,756.80
  4. Step 4: Simplify right side
    593,097.60x = 172,391,780,183.04
  5. Step 5: Solve for x
    x = 172,391,780,183.04/593,097.60
  6. Step 6: Final answer
    x = 290,663.43

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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.