Home / 658,074.72-987,112.26-237,350.58

Finding the Fourth Proportional to 658,074.72, 987,112.26 and 237,350.58

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Solution

The fourth proportional to 658,074.72, 987,112.26 and 237,350.58 is: 356,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,074.72 : 987,112.26 = 237,350.58 : x
  2. Step 2: Convert to fraction form
    658,074.72/987,112.26 = 237,350.58/x
  3. Step 3: Cross multiply
    658,074.72x = 987,112.26 × 237,350.58
  4. Step 4: Simplify right side
    658,074.72x = 234,291,667,436.11
  5. Step 5: Solve for x
    x = 234,291,667,436.11/658,074.72
  6. Step 6: Final answer
    x = 356,025.93

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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.