Home / 853,606.15-1,281,040.73-404,329.37

Finding the Fourth Proportional to 853,606.15, 1,281,040.73 and 404,329.37

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Solution

The fourth proportional to 853,606.15, 1,281,040.73 and 404,329.37 is: 606,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,606.15 : 1,281,040.73 = 404,329.37 : x
  2. Step 2: Convert to fraction form
    853,606.15/1,281,040.73 = 404,329.37/x
  3. Step 3: Cross multiply
    853,606.15x = 1,281,040.73 × 404,329.37
  4. Step 4: Simplify right side
    853,606.15x = 517,962,391,305.24
  5. Step 5: Solve for x
    x = 517,962,391,305.24/853,606.15
  6. Step 6: Final answer
    x = 606,793.18

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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.