Home / 451,818.08-623,583.76-250,678.88

Finding the Fourth Proportional to 451,818.08, 623,583.76 and 250,678.88

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Solution

The fourth proportional to 451,818.08, 623,583.76 and 250,678.88 is: 345,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,818.08 : 623,583.76 = 250,678.88 : x
  2. Step 2: Convert to fraction form
    451,818.08/623,583.76 = 250,678.88/x
  3. Step 3: Cross multiply
    451,818.08x = 623,583.76 × 250,678.88
  4. Step 4: Simplify right side
    451,818.08x = 156,319,278,542.99
  5. Step 5: Solve for x
    x = 156,319,278,542.99/451,818.08
  6. Step 6: Final answer
    x = 345,978.36

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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.