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Finding the Fourth Proportional to 392,036.13, 541,199.97 and 262,927.40

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Solution

The fourth proportional to 392,036.13, 541,199.97 and 262,927.40 is: 362,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,036.13 : 541,199.97 = 262,927.40 : x
  2. Step 2: Convert to fraction form
    392,036.13/541,199.97 = 262,927.40/x
  3. Step 3: Cross multiply
    392,036.13x = 541,199.97 × 262,927.40
  4. Step 4: Simplify right side
    392,036.13x = 142,296,298,286.18
  5. Step 5: Solve for x
    x = 142,296,298,286.18/392,036.13
  6. Step 6: Final answer
    x = 362,967.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.