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Finding the Fourth Proportional to 577,183, 865,733.22 and 177,782.08

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Solution

The fourth proportional to 577,183, 865,733.22 and 177,782.08 is: 266,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,183 : 865,733.22 = 177,782.08 : x
  2. Step 2: Convert to fraction form
    577,183/865,733.22 = 177,782.08/x
  3. Step 3: Cross multiply
    577,183x = 865,733.22 × 177,782.08
  4. Step 4: Simplify right side
    577,183x = 153,911,852,576.70
  5. Step 5: Solve for x
    x = 153,911,852,576.70/577,183
  6. Step 6: Final answer
    x = 266,660.41

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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.