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Finding the Fourth Proportional to 341,233.20, 470,900.45 and 188,280.90

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Solution

The fourth proportional to 341,233.20, 470,900.45 and 188,280.90 is: 259,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,233.20 : 470,900.45 = 188,280.90 : x
  2. Step 2: Convert to fraction form
    341,233.20/470,900.45 = 188,280.90/x
  3. Step 3: Cross multiply
    341,233.20x = 470,900.45 × 188,280.90
  4. Step 4: Simplify right side
    341,233.20x = 88,661,560,536.41
  5. Step 5: Solve for x
    x = 88,661,560,536.41/341,233.20
  6. Step 6: Final answer
    x = 259,826.89

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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.