Home / 577,126.20-865,782.33-177,766.79

Finding the Fourth Proportional to 577,126.20, 865,782.33 and 177,766.79

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Solution

The fourth proportional to 577,126.20, 865,782.33 and 177,766.79 is: 266,678.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,126.20 : 865,782.33 = 177,766.79 : x
  2. Step 2: Convert to fraction form
    577,126.20/865,782.33 = 177,766.79/x
  3. Step 3: Cross multiply
    577,126.20x = 865,782.33 × 177,766.79
  4. Step 4: Simplify right side
    577,126.20x = 153,907,341,313.91
  5. Step 5: Solve for x
    x = 153,907,341,313.91/577,126.20
  6. Step 6: Final answer
    x = 266,678.83

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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.