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Finding the Fourth Proportional to 555,359.06, 832,866.06 and 200,326.94

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Solution

The fourth proportional to 555,359.06, 832,866.06 and 200,326.94 is: 300,428.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,359.06 : 832,866.06 = 200,326.94 : x
  2. Step 2: Convert to fraction form
    555,359.06/832,866.06 = 200,326.94/x
  3. Step 3: Cross multiply
    555,359.06x = 832,866.06 × 200,326.94
  4. Step 4: Simplify right side
    555,359.06x = 166,845,509,229.66
  5. Step 5: Solve for x
    x = 166,845,509,229.66/555,359.06
  6. Step 6: Final answer
    x = 300,428.18

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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.