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Finding the Fourth Proportional to 269,931.04, 404,858.46 and 148,389.46

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Solution

The fourth proportional to 269,931.04, 404,858.46 and 148,389.46 is: 222,563.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,931.04 : 404,858.46 = 148,389.46 : x
  2. Step 2: Convert to fraction form
    269,931.04/404,858.46 = 148,389.46/x
  3. Step 3: Cross multiply
    269,931.04x = 404,858.46 × 148,389.46
  4. Step 4: Simplify right side
    269,931.04x = 60,076,728,255.83
  5. Step 5: Solve for x
    x = 60,076,728,255.83/269,931.04
  6. Step 6: Final answer
    x = 222,563.25

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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.