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Finding the Fourth Proportional to 272,872.98, 373,837.34 and 262,645.89

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Solution

The fourth proportional to 272,872.98, 373,837.34 and 262,645.89 is: 359,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,872.98 : 373,837.34 = 262,645.89 : x
  2. Step 2: Convert to fraction form
    272,872.98/373,837.34 = 262,645.89/x
  3. Step 3: Cross multiply
    272,872.98x = 373,837.34 × 262,645.89
  4. Step 4: Simplify right side
    272,872.98x = 98,186,840,879.53
  5. Step 5: Solve for x
    x = 98,186,840,879.53/272,872.98
  6. Step 6: Final answer
    x = 359,826.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.