Home / 908,986.68-1,256,669.10-682,238.52

Finding the Fourth Proportional to 908,986.68, 1,256,669.10 and 682,238.52

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Solution

The fourth proportional to 908,986.68, 1,256,669.10 and 682,238.52 is: 943,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,986.68 : 1,256,669.10 = 682,238.52 : x
  2. Step 2: Convert to fraction form
    908,986.68/1,256,669.10 = 682,238.52/x
  3. Step 3: Cross multiply
    908,986.68x = 1,256,669.10 × 682,238.52
  4. Step 4: Simplify right side
    908,986.68x = 857,348,066,913.73
  5. Step 5: Solve for x
    x = 857,348,066,913.73/908,986.68
  6. Step 6: Final answer
    x = 943,191.01

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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.