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Finding the Fourth Proportional to 609,810.24, 914,812.32 and 188,999.04

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Solution

The fourth proportional to 609,810.24, 914,812.32 and 188,999.04 is: 283,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,810.24 : 914,812.32 = 188,999.04 : x
  2. Step 2: Convert to fraction form
    609,810.24/914,812.32 = 188,999.04/x
  3. Step 3: Cross multiply
    609,810.24x = 914,812.32 × 188,999.04
  4. Step 4: Simplify right side
    609,810.24x = 172,898,650,260.17
  5. Step 5: Solve for x
    x = 172,898,650,260.17/609,810.24
  6. Step 6: Final answer
    x = 283,528.61

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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.