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Finding the Fourth Proportional to 255,339.30, 352,519.12 and 226,962.96

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Solution

The fourth proportional to 255,339.30, 352,519.12 and 226,962.96 is: 313,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,339.30 : 352,519.12 = 226,962.96 : x
  2. Step 2: Convert to fraction form
    255,339.30/352,519.12 = 226,962.96/x
  3. Step 3: Cross multiply
    255,339.30x = 352,519.12 × 226,962.96
  4. Step 4: Simplify right side
    255,339.30x = 80,008,782,931.80
  5. Step 5: Solve for x
    x = 80,008,782,931.80/255,339.30
  6. Step 6: Final answer
    x = 313,343.00

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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.