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Finding the Fourth Proportional to 341,233.34, 470,906.87 and 188,278.20

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Solution

The fourth proportional to 341,233.34, 470,906.87 and 188,278.20 is: 259,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,233.34 : 470,906.87 = 188,278.20 : x
  2. Step 2: Convert to fraction form
    341,233.34/470,906.87 = 188,278.20/x
  3. Step 3: Cross multiply
    341,233.34x = 470,906.87 × 188,278.20
  4. Step 4: Simplify right side
    341,233.34x = 88,661,496,909.84
  5. Step 5: Solve for x
    x = 88,661,496,909.84/341,233.34
  6. Step 6: Final answer
    x = 259,826.60

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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.