Home / 985,337.73-1,359,799.65-571,842.72

Finding the Fourth Proportional to 985,337.73, 1,359,799.65 and 571,842.72

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Solution

The fourth proportional to 985,337.73, 1,359,799.65 and 571,842.72 is: 789,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,337.73 : 1,359,799.65 = 571,842.72 : x
  2. Step 2: Convert to fraction form
    985,337.73/1,359,799.65 = 571,842.72/x
  3. Step 3: Cross multiply
    985,337.73x = 1,359,799.65 × 571,842.72
  4. Step 4: Simplify right side
    985,337.73x = 777,591,530,511.05
  5. Step 5: Solve for x
    x = 777,591,530,511.05/985,337.73
  6. Step 6: Final answer
    x = 789,162.44

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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.