Home / 316,857.26-437,099.46-214,848.20

Finding the Fourth Proportional to 316,857.26, 437,099.46 and 214,848.20

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Solution

The fourth proportional to 316,857.26, 437,099.46 and 214,848.20 is: 296,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,857.26 : 437,099.46 = 214,848.20 : x
  2. Step 2: Convert to fraction form
    316,857.26/437,099.46 = 214,848.20/x
  3. Step 3: Cross multiply
    316,857.26x = 437,099.46 × 214,848.20
  4. Step 4: Simplify right side
    316,857.26x = 93,910,032,201.97
  5. Step 5: Solve for x
    x = 93,910,032,201.97/316,857.26
  6. Step 6: Final answer
    x = 296,379.61

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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.