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Finding the Fourth Proportional to 250,085.37, 375,127.49 and 193,241.94

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Solution

The fourth proportional to 250,085.37, 375,127.49 and 193,241.94 is: 289,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,085.37 : 375,127.49 = 193,241.94 : x
  2. Step 2: Convert to fraction form
    250,085.37/375,127.49 = 193,241.94/x
  3. Step 3: Cross multiply
    250,085.37x = 375,127.49 × 193,241.94
  4. Step 4: Simplify right side
    250,085.37x = 72,490,362,266.65
  5. Step 5: Solve for x
    x = 72,490,362,266.65/250,085.37
  6. Step 6: Final answer
    x = 289,862.47

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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.