Home / 894,345.36-1,233,762.96-531,512.40

Finding the Fourth Proportional to 894,345.36, 1,233,762.96 and 531,512.40

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Solution

The fourth proportional to 894,345.36, 1,233,762.96 and 531,512.40 is: 733,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,345.36 : 1,233,762.96 = 531,512.40 : x
  2. Step 2: Convert to fraction form
    894,345.36/1,233,762.96 = 531,512.40/x
  3. Step 3: Cross multiply
    894,345.36x = 1,233,762.96 × 531,512.40
  4. Step 4: Simplify right side
    894,345.36x = 655,760,311,900.70
  5. Step 5: Solve for x
    x = 655,760,311,900.70/894,345.36
  6. Step 6: Final answer
    x = 733,229.40

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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.