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Finding the Fourth Proportional to 593,150.31, 889,722.23 and 143,870.31

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Solution

The fourth proportional to 593,150.31, 889,722.23 and 143,870.31 is: 215,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,150.31 : 889,722.23 = 143,870.31 : x
  2. Step 2: Convert to fraction form
    593,150.31/889,722.23 = 143,870.31/x
  3. Step 3: Cross multiply
    593,150.31x = 889,722.23 × 143,870.31
  4. Step 4: Simplify right side
    593,150.31x = 128,004,612,324.64
  5. Step 5: Solve for x
    x = 128,004,612,324.64/593,150.31
  6. Step 6: Final answer
    x = 215,804.68

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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.