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Finding the Fourth Proportional to 598,912.70, 898,369.05 and 555,610.10

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Solution

The fourth proportional to 598,912.70, 898,369.05 and 555,610.10 is: 833,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,912.70 : 898,369.05 = 555,610.10 : x
  2. Step 2: Convert to fraction form
    598,912.70/898,369.05 = 555,610.10/x
  3. Step 3: Cross multiply
    598,912.70x = 898,369.05 × 555,610.10
  4. Step 4: Simplify right side
    598,912.70x = 499,142,917,707.41
  5. Step 5: Solve for x
    x = 499,142,917,707.41/598,912.70
  6. Step 6: Final answer
    x = 833,415.15

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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.