Home / 842,588.07-1,263,854.42-337,013.28

Finding the Fourth Proportional to 842,588.07, 1,263,854.42 and 337,013.28

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Solution

The fourth proportional to 842,588.07, 1,263,854.42 and 337,013.28 is: 505,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,588.07 : 1,263,854.42 = 337,013.28 : x
  2. Step 2: Convert to fraction form
    842,588.07/1,263,854.42 = 337,013.28/x
  3. Step 3: Cross multiply
    842,588.07x = 1,263,854.42 × 337,013.28
  4. Step 4: Simplify right side
    842,588.07x = 425,935,724,369.23
  5. Step 5: Solve for x
    x = 425,935,724,369.23/842,588.07
  6. Step 6: Final answer
    x = 505,508.85

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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.