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Finding the Fourth Proportional to 593,009.87, 889,711.64 and 193,663.67

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Solution

The fourth proportional to 593,009.87, 889,711.64 and 193,663.67 is: 290,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,009.87 : 889,711.64 = 193,663.67 : x
  2. Step 2: Convert to fraction form
    593,009.87/889,711.64 = 193,663.67/x
  3. Step 3: Cross multiply
    593,009.87x = 889,711.64 × 193,663.67
  4. Step 4: Simplify right side
    593,009.87x = 172,304,824,152.56
  5. Step 5: Solve for x
    x = 172,304,824,152.56/593,009.87
  6. Step 6: Final answer
    x = 290,559.79

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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.