Home / 862,256.96-1,189,867.56-474,996.56

Finding the Fourth Proportional to 862,256.96, 1,189,867.56 and 474,996.56

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Solution

The fourth proportional to 862,256.96, 1,189,867.56 and 474,996.56 is: 655,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,256.96 : 1,189,867.56 = 474,996.56 : x
  2. Step 2: Convert to fraction form
    862,256.96/1,189,867.56 = 474,996.56/x
  3. Step 3: Cross multiply
    862,256.96x = 1,189,867.56 × 474,996.56
  4. Step 4: Simplify right side
    862,256.96x = 565,182,997,855.59
  5. Step 5: Solve for x
    x = 565,182,997,855.59/862,256.96
  6. Step 6: Final answer
    x = 655,469.34

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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.