Home / 578,193.09-867,467.10-258,613.85

Finding the Fourth Proportional to 578,193.09, 867,467.10 and 258,613.85

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Solution

The fourth proportional to 578,193.09, 867,467.10 and 258,613.85 is: 388,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,193.09 : 867,467.10 = 258,613.85 : x
  2. Step 2: Convert to fraction form
    578,193.09/867,467.10 = 258,613.85/x
  3. Step 3: Cross multiply
    578,193.09x = 867,467.10 × 258,613.85
  4. Step 4: Simplify right side
    578,193.09x = 224,339,002,142.00
  5. Step 5: Solve for x
    x = 224,339,002,142.00/578,193.09
  6. Step 6: Final answer
    x = 388,000.14

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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.