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Finding the Fourth Proportional to 609,256.68, 914,027.61 and 188,510.28

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Solution

The fourth proportional to 609,256.68, 914,027.61 and 188,510.28 is: 282,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,256.68 : 914,027.61 = 188,510.28 : x
  2. Step 2: Convert to fraction form
    609,256.68/914,027.61 = 188,510.28/x
  3. Step 3: Cross multiply
    609,256.68x = 914,027.61 × 188,510.28
  4. Step 4: Simplify right side
    609,256.68x = 172,303,600,688.83
  5. Step 5: Solve for x
    x = 172,303,600,688.83/609,256.68
  6. Step 6: Final answer
    x = 282,809.54

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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.