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Finding the Fourth Proportional to 364,373.54, 502,836.36 and 203,239.02

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Solution

The fourth proportional to 364,373.54, 502,836.36 and 203,239.02 is: 280,470.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,373.54 : 502,836.36 = 203,239.02 : x
  2. Step 2: Convert to fraction form
    364,373.54/502,836.36 = 203,239.02/x
  3. Step 3: Cross multiply
    364,373.54x = 502,836.36 × 203,239.02
  4. Step 4: Simplify right side
    364,373.54x = 102,195,970,150.26
  5. Step 5: Solve for x
    x = 102,195,970,150.26/364,373.54
  6. Step 6: Final answer
    x = 280,470.34

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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.