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Finding the Fourth Proportional to 360,657.96, 540,635.39 and 150,356.04

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Solution

The fourth proportional to 360,657.96, 540,635.39 and 150,356.04 is: 225,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,657.96 : 540,635.39 = 150,356.04 : x
  2. Step 2: Convert to fraction form
    360,657.96/540,635.39 = 150,356.04/x
  3. Step 3: Cross multiply
    360,657.96x = 540,635.39 × 150,356.04
  4. Step 4: Simplify right side
    360,657.96x = 81,287,796,324.26
  5. Step 5: Solve for x
    x = 81,287,796,324.26/360,657.96
  6. Step 6: Final answer
    x = 225,387.50

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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.