Home / 754,576.56-1,041,384.60-432,390.96

Finding the Fourth Proportional to 754,576.56, 1,041,384.60 and 432,390.96

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Solution

The fourth proportional to 754,576.56, 1,041,384.60 and 432,390.96 is: 596,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,576.56 : 1,041,384.60 = 432,390.96 : x
  2. Step 2: Convert to fraction form
    754,576.56/1,041,384.60 = 432,390.96/x
  3. Step 3: Cross multiply
    754,576.56x = 1,041,384.60 × 432,390.96
  4. Step 4: Simplify right side
    754,576.56x = 450,285,286,923.22
  5. Step 5: Solve for x
    x = 450,285,286,923.22/754,576.56
  6. Step 6: Final answer
    x = 596,739.03

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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.