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Finding the Fourth Proportional to 295,661.09, 443,807.33 and 127,264.79

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Solution

The fourth proportional to 295,661.09, 443,807.33 and 127,264.79 is: 191,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,661.09 : 443,807.33 = 127,264.79 : x
  2. Step 2: Convert to fraction form
    295,661.09/443,807.33 = 127,264.79/x
  3. Step 3: Cross multiply
    295,661.09x = 443,807.33 × 127,264.79
  4. Step 4: Simplify right side
    295,661.09x = 56,481,043,797.55
  5. Step 5: Solve for x
    x = 56,481,043,797.55/295,661.09
  6. Step 6: Final answer
    x = 191,033.07

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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.