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Finding the Fourth Proportional to 326,765.14, 450,910.65 and 183,497.50

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Solution

The fourth proportional to 326,765.14, 450,910.65 and 183,497.50 is: 253,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,765.14 : 450,910.65 = 183,497.50 : x
  2. Step 2: Convert to fraction form
    326,765.14/450,910.65 = 183,497.50/x
  3. Step 3: Cross multiply
    326,765.14x = 450,910.65 × 183,497.50
  4. Step 4: Simplify right side
    326,765.14x = 82,740,977,217.96
  5. Step 5: Solve for x
    x = 82,740,977,217.96/326,765.14
  6. Step 6: Final answer
    x = 253,212.38

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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.