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Finding the Fourth Proportional to 268,844.82, 370,204.95 and 262,877.82

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Solution

The fourth proportional to 268,844.82, 370,204.95 and 262,877.82 is: 361,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,844.82 : 370,204.95 = 262,877.82 : x
  2. Step 2: Convert to fraction form
    268,844.82/370,204.95 = 262,877.82/x
  3. Step 3: Cross multiply
    268,844.82x = 370,204.95 × 262,877.82
  4. Step 4: Simplify right side
    268,844.82x = 97,318,670,209.21
  5. Step 5: Solve for x
    x = 97,318,670,209.21/268,844.82
  6. Step 6: Final answer
    x = 361,988.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.