Home / 684,782.70-1,027,174.05-235,463.55

Finding the Fourth Proportional to 684,782.70, 1,027,174.05 and 235,463.55

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Solution

The fourth proportional to 684,782.70, 1,027,174.05 and 235,463.55 is: 353,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,782.70 : 1,027,174.05 = 235,463.55 : x
  2. Step 2: Convert to fraction form
    684,782.70/1,027,174.05 = 235,463.55/x
  3. Step 3: Cross multiply
    684,782.70x = 1,027,174.05 × 235,463.55
  4. Step 4: Simplify right side
    684,782.70x = 241,862,048,280.88
  5. Step 5: Solve for x
    x = 241,862,048,280.88/684,782.70
  6. Step 6: Final answer
    x = 353,195.33

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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.