Home / 577,136.70-865,799.91-177,777.54

Finding the Fourth Proportional to 577,136.70, 865,799.91 and 177,777.54

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Solution

The fourth proportional to 577,136.70, 865,799.91 and 177,777.54 is: 266,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,136.70 : 865,799.91 = 177,777.54 : x
  2. Step 2: Convert to fraction form
    577,136.70/865,799.91 = 177,777.54/x
  3. Step 3: Cross multiply
    577,136.70x = 865,799.91 × 177,777.54
  4. Step 4: Simplify right side
    577,136.70x = 153,919,778,132.02
  5. Step 5: Solve for x
    x = 153,919,778,132.02/577,136.70
  6. Step 6: Final answer
    x = 266,695.53

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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.