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Finding the Fourth Proportional to 336,131.60, 463,859.30 and 185,228.60

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Solution

The fourth proportional to 336,131.60, 463,859.30 and 185,228.60 is: 255,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,131.60 : 463,859.30 = 185,228.60 : x
  2. Step 2: Convert to fraction form
    336,131.60/463,859.30 = 185,228.60/x
  3. Step 3: Cross multiply
    336,131.60x = 463,859.30 × 185,228.60
  4. Step 4: Simplify right side
    336,131.60x = 85,920,008,735.98
  5. Step 5: Solve for x
    x = 85,920,008,735.98/336,131.60
  6. Step 6: Final answer
    x = 255,614.20

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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.