Home / 923,776.09-1,275,373.83-633,863.95

Finding the Fourth Proportional to 923,776.09, 1,275,373.83 and 633,863.95

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Solution

The fourth proportional to 923,776.09, 1,275,373.83 and 633,863.95 is: 875,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,776.09 : 1,275,373.83 = 633,863.95 : x
  2. Step 2: Convert to fraction form
    923,776.09/1,275,373.83 = 633,863.95/x
  3. Step 3: Cross multiply
    923,776.09x = 1,275,373.83 × 633,863.95
  4. Step 4: Simplify right side
    923,776.09x = 808,413,493,610.43
  5. Step 5: Solve for x
    x = 808,413,493,610.43/923,776.09
  6. Step 6: Final answer
    x = 875,118.44

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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.