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Finding the Fourth Proportional to 336,128, 463,866.54 and 185,234.72

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Solution

The fourth proportional to 336,128, 463,866.54 and 185,234.72 is: 255,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,128 : 463,866.54 = 185,234.72 : x
  2. Step 2: Convert to fraction form
    336,128/463,866.54 = 185,234.72/x
  3. Step 3: Cross multiply
    336,128x = 463,866.54 × 185,234.72
  4. Step 4: Simplify right side
    336,128x = 85,924,188,654.27
  5. Step 5: Solve for x
    x = 85,924,188,654.27/336,128
  6. Step 6: Final answer
    x = 255,629.37

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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.