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Finding the Fourth Proportional to 538,799.27, 808,514.00 and 299,115.01

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Solution

The fourth proportional to 538,799.27, 808,514.00 and 299,115.01 is: 448,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,799.27 : 808,514.00 = 299,115.01 : x
  2. Step 2: Convert to fraction form
    538,799.27/808,514.00 = 299,115.01/x
  3. Step 3: Cross multiply
    538,799.27x = 808,514.00 × 299,115.01
  4. Step 4: Simplify right side
    538,799.27x = 241,838,667,657.00
  5. Step 5: Solve for x
    x = 241,838,667,657.00/538,799.27
  6. Step 6: Final answer
    x = 448,847.43

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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.