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Finding the Fourth Proportional to 302,034.82, 416,818.76 and 166,079.12

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Solution

The fourth proportional to 302,034.82, 416,818.76 and 166,079.12 is: 229,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,034.82 : 416,818.76 = 166,079.12 : x
  2. Step 2: Convert to fraction form
    302,034.82/416,818.76 = 166,079.12/x
  3. Step 3: Cross multiply
    302,034.82x = 416,818.76 × 166,079.12
  4. Step 4: Simplify right side
    302,034.82x = 69,224,892,860.29
  5. Step 5: Solve for x
    x = 69,224,892,860.29/302,034.82
  6. Step 6: Final answer
    x = 229,195.07

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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.