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Finding the Fourth Proportional to 234,603.76, 323,496.39 and 174,286.30

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Solution

The fourth proportional to 234,603.76, 323,496.39 and 174,286.30 is: 240,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,603.76 : 323,496.39 = 174,286.30 : x
  2. Step 2: Convert to fraction form
    234,603.76/323,496.39 = 174,286.30/x
  3. Step 3: Cross multiply
    234,603.76x = 323,496.39 × 174,286.30
  4. Step 4: Simplify right side
    234,603.76x = 56,380,988,876.46
  5. Step 5: Solve for x
    x = 56,380,988,876.46/234,603.76
  6. Step 6: Final answer
    x = 240,324.32

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1.5x scale

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.