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Finding the Fourth Proportional to 576,841.83, 864,945.63 and 177,371.70

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Solution

The fourth proportional to 576,841.83, 864,945.63 and 177,371.70 is: 265,960.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,841.83 : 864,945.63 = 177,371.70 : x
  2. Step 2: Convert to fraction form
    576,841.83/864,945.63 = 177,371.70/x
  3. Step 3: Cross multiply
    576,841.83x = 864,945.63 × 177,371.70
  4. Step 4: Simplify right side
    576,841.83x = 153,416,876,800.67
  5. Step 5: Solve for x
    x = 153,416,876,800.67/576,841.83
  6. Step 6: Final answer
    x = 265,960.04

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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.