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Finding the Fourth Proportional to 302,234.79, 417,067.53 and 166,246.79

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Solution

The fourth proportional to 302,234.79, 417,067.53 and 166,246.79 is: 229,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,234.79 : 417,067.53 = 166,246.79 : x
  2. Step 2: Convert to fraction form
    302,234.79/417,067.53 = 166,246.79/x
  3. Step 3: Cross multiply
    302,234.79x = 417,067.53 × 166,246.79
  4. Step 4: Simplify right side
    302,234.79x = 69,336,138,075.73
  5. Step 5: Solve for x
    x = 69,336,138,075.73/302,234.79
  6. Step 6: Final answer
    x = 229,411.51

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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.