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Finding the Fourth Proportional to 295,027.58, 407,134.23 and 165,965.73

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Solution

The fourth proportional to 295,027.58, 407,134.23 and 165,965.73 is: 229,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,027.58 : 407,134.23 = 165,965.73 : x
  2. Step 2: Convert to fraction form
    295,027.58/407,134.23 = 165,965.73/x
  3. Step 3: Cross multiply
    295,027.58x = 407,134.23 × 165,965.73
  4. Step 4: Simplify right side
    295,027.58x = 67,570,329,689.94
  5. Step 5: Solve for x
    x = 67,570,329,689.94/295,027.58
  6. Step 6: Final answer
    x = 229,030.55

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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.