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Finding the Fourth Proportional to 200,668.04, 276,927.18 and 113,446.20

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Solution

The fourth proportional to 200,668.04, 276,927.18 and 113,446.20 is: 156,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,668.04 : 276,927.18 = 113,446.20 : x
  2. Step 2: Convert to fraction form
    200,668.04/276,927.18 = 113,446.20/x
  3. Step 3: Cross multiply
    200,668.04x = 276,927.18 × 113,446.20
  4. Step 4: Simplify right side
    200,668.04x = 31,416,336,247.72
  5. Step 5: Solve for x
    x = 31,416,336,247.72/200,668.04
  6. Step 6: Final answer
    x = 156,558.74

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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.