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Finding the Fourth Proportional to 607,650.80, 911,476.20 and 598,793.45

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Solution

The fourth proportional to 607,650.80, 911,476.20 and 598,793.45 is: 898,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,650.80 : 911,476.20 = 598,793.45 : x
  2. Step 2: Convert to fraction form
    607,650.80/911,476.20 = 598,793.45/x
  3. Step 3: Cross multiply
    607,650.80x = 911,476.20 × 598,793.45
  4. Step 4: Simplify right side
    607,650.80x = 545,785,978,390.89
  5. Step 5: Solve for x
    x = 545,785,978,390.89/607,650.80
  6. Step 6: Final answer
    x = 898,190.18

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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.