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Finding the Fourth Proportional to 537,681.66, 806,894.28 and 222,141.30

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Solution

The fourth proportional to 537,681.66, 806,894.28 and 222,141.30 is: 333,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,681.66 : 806,894.28 = 222,141.30 : x
  2. Step 2: Convert to fraction form
    537,681.66/806,894.28 = 222,141.30/x
  3. Step 3: Cross multiply
    537,681.66x = 806,894.28 × 222,141.30
  4. Step 4: Simplify right side
    537,681.66x = 179,244,544,321.76
  5. Step 5: Solve for x
    x = 179,244,544,321.76/537,681.66
  6. Step 6: Final answer
    x = 333,365.55

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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.