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Finding the Fourth Proportional to 599,138.93, 898,726.85 and 262,006.05

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Solution

The fourth proportional to 599,138.93, 898,726.85 and 262,006.05 is: 393,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,138.93 : 898,726.85 = 262,006.05 : x
  2. Step 2: Convert to fraction form
    599,138.93/898,726.85 = 262,006.05/x
  3. Step 3: Cross multiply
    599,138.93x = 898,726.85 × 262,006.05
  4. Step 4: Simplify right side
    599,138.93x = 235,471,867,542.82
  5. Step 5: Solve for x
    x = 235,471,867,542.82/599,138.93
  6. Step 6: Final answer
    x = 393,017.14

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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.