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Finding the Fourth Proportional to 605,523.50, 907,606.34 and 245,610.72

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Solution

The fourth proportional to 605,523.50, 907,606.34 and 245,610.72 is: 368,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,523.50 : 907,606.34 = 245,610.72 : x
  2. Step 2: Convert to fraction form
    605,523.50/907,606.34 = 245,610.72/x
  3. Step 3: Cross multiply
    605,523.50x = 907,606.34 × 245,610.72
  4. Step 4: Simplify right side
    605,523.50x = 222,917,846,643.97
  5. Step 5: Solve for x
    x = 222,917,846,643.97/605,523.50
  6. Step 6: Final answer
    x = 368,140.70

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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.