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Finding the Fourth Proportional to 599,238.18, 898,860.78 and 199,877.94

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Solution

The fourth proportional to 599,238.18, 898,860.78 and 199,877.94 is: 299,818.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,238.18 : 898,860.78 = 199,877.94 : x
  2. Step 2: Convert to fraction form
    599,238.18/898,860.78 = 199,877.94/x
  3. Step 3: Cross multiply
    599,238.18x = 898,860.78 × 199,877.94
  4. Step 4: Simplify right side
    599,238.18x = 179,662,441,053.19
  5. Step 5: Solve for x
    x = 179,662,441,053.19/599,238.18
  6. Step 6: Final answer
    x = 299,818.08

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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.