Home / 984,234.56-1,358,243.71-531,525.56

Finding the Fourth Proportional to 984,234.56, 1,358,243.71 and 531,525.56

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Solution

The fourth proportional to 984,234.56, 1,358,243.71 and 531,525.56 is: 733,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,234.56 : 1,358,243.71 = 531,525.56 : x
  2. Step 2: Convert to fraction form
    984,234.56/1,358,243.71 = 531,525.56/x
  3. Step 3: Cross multiply
    984,234.56x = 1,358,243.71 × 531,525.56
  4. Step 4: Simplify right side
    984,234.56x = 721,941,239,125.38
  5. Step 5: Solve for x
    x = 721,941,239,125.38/984,234.56
  6. Step 6: Final answer
    x = 733,505.28

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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.