Home / 809,238.81-1,116,582.85-465,008.23

Finding the Fourth Proportional to 809,238.81, 1,116,582.85 and 465,008.23

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Solution

The fourth proportional to 809,238.81, 1,116,582.85 and 465,008.23 is: 641,615.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,238.81 : 1,116,582.85 = 465,008.23 : x
  2. Step 2: Convert to fraction form
    809,238.81/1,116,582.85 = 465,008.23/x
  3. Step 3: Cross multiply
    809,238.81x = 1,116,582.85 × 465,008.23
  4. Step 4: Simplify right side
    809,238.81x = 519,220,214,726.86
  5. Step 5: Solve for x
    x = 519,220,214,726.86/809,238.81
  6. Step 6: Final answer
    x = 641,615.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.