Home / 764,096.24-1,054,431.96-424,555.76

Finding the Fourth Proportional to 764,096.24, 1,054,431.96 and 424,555.76

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Solution

The fourth proportional to 764,096.24, 1,054,431.96 and 424,555.76 is: 585,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,096.24 : 1,054,431.96 = 424,555.76 : x
  2. Step 2: Convert to fraction form
    764,096.24/1,054,431.96 = 424,555.76/x
  3. Step 3: Cross multiply
    764,096.24x = 1,054,431.96 × 424,555.76
  4. Step 4: Simplify right side
    764,096.24x = 447,665,162,146.09
  5. Step 5: Solve for x
    x = 447,665,162,146.09/764,096.24
  6. Step 6: Final answer
    x = 585,875.36

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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.