Home / 951,525.56-1,427,288.34-320,386.52

Finding the Fourth Proportional to 951,525.56, 1,427,288.34 and 320,386.52

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Solution

The fourth proportional to 951,525.56, 1,427,288.34 and 320,386.52 is: 480,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,525.56 : 1,427,288.34 = 320,386.52 : x
  2. Step 2: Convert to fraction form
    951,525.56/1,427,288.34 = 320,386.52/x
  3. Step 3: Cross multiply
    951,525.56x = 1,427,288.34 × 320,386.52
  4. Step 4: Simplify right side
    951,525.56x = 457,283,944,289.18
  5. Step 5: Solve for x
    x = 457,283,944,289.18/951,525.56
  6. Step 6: Final answer
    x = 480,579.78

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.