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Finding the Fourth Proportional to 302,649.00, 417,674.49 and 166,682.90

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Solution

The fourth proportional to 302,649.00, 417,674.49 and 166,682.90 is: 230,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,649.00 : 417,674.49 = 166,682.90 : x
  2. Step 2: Convert to fraction form
    302,649.00/417,674.49 = 166,682.90/x
  3. Step 3: Cross multiply
    302,649.00x = 417,674.49 × 166,682.90
  4. Step 4: Simplify right side
    302,649.00x = 69,619,195,249.22
  5. Step 5: Solve for x
    x = 69,619,195,249.22/302,649.00
  6. Step 6: Final answer
    x = 230,032.80

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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.