Home / 658,114.46-987,171.89-237,390.33

Finding the Fourth Proportional to 658,114.46, 987,171.89 and 237,390.33

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Solution

The fourth proportional to 658,114.46, 987,171.89 and 237,390.33 is: 356,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,114.46 : 987,171.89 = 237,390.33 : x
  2. Step 2: Convert to fraction form
    658,114.46/987,171.89 = 237,390.33/x
  3. Step 3: Cross multiply
    658,114.46x = 987,171.89 × 237,390.33
  4. Step 4: Simplify right side
    658,114.46x = 234,345,059,546.87
  5. Step 5: Solve for x
    x = 234,345,059,546.87/658,114.46
  6. Step 6: Final answer
    x = 356,085.57

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.