Home / 302,819.58-417,899.44-173,768.96

Finding the Fourth Proportional to 302,819.58, 417,899.44 and 173,768.96

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Solution

The fourth proportional to 302,819.58, 417,899.44 and 173,768.96 is: 239,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,819.58 : 417,899.44 = 173,768.96 : x
  2. Step 2: Convert to fraction form
    302,819.58/417,899.44 = 173,768.96/x
  3. Step 3: Cross multiply
    302,819.58x = 417,899.44 × 173,768.96
  4. Step 4: Simplify right side
    302,819.58x = 72,617,951,073.38
  5. Step 5: Solve for x
    x = 72,617,951,073.38/302,819.58
  6. Step 6: Final answer
    x = 239,806.00

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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.