Home / 863,846.96-1,192,116.56-476,679.60

Finding the Fourth Proportional to 863,846.96, 1,192,116.56 and 476,679.60

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Solution

The fourth proportional to 863,846.96, 1,192,116.56 and 476,679.60 is: 657,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,846.96 : 1,192,116.56 = 476,679.60 : x
  2. Step 2: Convert to fraction form
    863,846.96/1,192,116.56 = 476,679.60/x
  3. Step 3: Cross multiply
    863,846.96x = 1,192,116.56 × 476,679.60
  4. Step 4: Simplify right side
    863,846.96x = 568,257,644,974.18
  5. Step 5: Solve for x
    x = 568,257,644,974.18/863,846.96
  6. Step 6: Final answer
    x = 657,822.13

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1.5x scale

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.