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Finding the Fourth Proportional to 555,940.13, 833,971.49 and 176,772.17

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Solution

The fourth proportional to 555,940.13, 833,971.49 and 176,772.17 is: 265,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,940.13 : 833,971.49 = 176,772.17 : x
  2. Step 2: Convert to fraction form
    555,940.13/833,971.49 = 176,772.17/x
  3. Step 3: Cross multiply
    555,940.13x = 833,971.49 × 176,772.17
  4. Step 4: Simplify right side
    555,940.13x = 147,422,944,951.72
  5. Step 5: Solve for x
    x = 147,422,944,951.72/555,940.13
  6. Step 6: Final answer
    x = 265,177.74

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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.