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Finding the Fourth Proportional to 259,869.96, 389,804.94 and 62,877.96

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Solution

The fourth proportional to 259,869.96, 389,804.94 and 62,877.96 is: 94,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,869.96 : 389,804.94 = 62,877.96 : x
  2. Step 2: Convert to fraction form
    259,869.96/389,804.94 = 62,877.96/x
  3. Step 3: Cross multiply
    259,869.96x = 389,804.94 × 62,877.96
  4. Step 4: Simplify right side
    259,869.96x = 24,510,139,425.12
  5. Step 5: Solve for x
    x = 24,510,139,425.12/259,869.96
  6. Step 6: Final answer
    x = 94,316.94

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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.