Home / 886,207.20-1,328,533.20-531,362.40

Finding the Fourth Proportional to 886,207.20, 1,328,533.20 and 531,362.40

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Solution

The fourth proportional to 886,207.20, 1,328,533.20 and 531,362.40 is: 796,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,207.20 : 1,328,533.20 = 531,362.40 : x
  2. Step 2: Convert to fraction form
    886,207.20/1,328,533.20 = 531,362.40/x
  3. Step 3: Cross multiply
    886,207.20x = 1,328,533.20 × 531,362.40
  4. Step 4: Simplify right side
    886,207.20x = 705,932,589,631.68
  5. Step 5: Solve for x
    x = 705,932,589,631.68/886,207.20
  6. Step 6: Final answer
    x = 796,577.36

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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.