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Finding the Fourth Proportional to 345,360.54, 517,084.26 and 176,517.27

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Solution

The fourth proportional to 345,360.54, 517,084.26 and 176,517.27 is: 264,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,360.54 : 517,084.26 = 176,517.27 : x
  2. Step 2: Convert to fraction form
    345,360.54/517,084.26 = 176,517.27/x
  3. Step 3: Cross multiply
    345,360.54x = 517,084.26 × 176,517.27
  4. Step 4: Simplify right side
    345,360.54x = 91,274,301,935.17
  5. Step 5: Solve for x
    x = 91,274,301,935.17/345,360.54
  6. Step 6: Final answer
    x = 264,287.00

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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.