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Finding the Fourth Proportional to 233,888.69, 350,876.31 and 74,004.87

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Solution

The fourth proportional to 233,888.69, 350,876.31 and 74,004.87 is: 111,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,888.69 : 350,876.31 = 74,004.87 : x
  2. Step 2: Convert to fraction form
    233,888.69/350,876.31 = 74,004.87/x
  3. Step 3: Cross multiply
    233,888.69x = 350,876.31 × 74,004.87
  4. Step 4: Simplify right side
    233,888.69x = 25,966,555,707.63
  5. Step 5: Solve for x
    x = 25,966,555,707.63/233,888.69
  6. Step 6: Final answer
    x = 111,021.00

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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.