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Finding the Fourth Proportional to 302,556.52, 417,499.14 and 166,588.84

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Solution

The fourth proportional to 302,556.52, 417,499.14 and 166,588.84 is: 229,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,556.52 : 417,499.14 = 166,588.84 : x
  2. Step 2: Convert to fraction form
    302,556.52/417,499.14 = 166,588.84/x
  3. Step 3: Cross multiply
    302,556.52x = 417,499.14 × 166,588.84
  4. Step 4: Simplify right side
    302,556.52x = 69,550,697,433.60
  5. Step 5: Solve for x
    x = 69,550,697,433.60/302,556.52
  6. Step 6: Final answer
    x = 229,876.71

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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.