Home / 656,431.39-984,647.24-207,187.27

Finding the Fourth Proportional to 656,431.39, 984,647.24 and 207,187.27

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Solution

The fourth proportional to 656,431.39, 984,647.24 and 207,187.27 is: 310,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,431.39 : 984,647.24 = 207,187.27 : x
  2. Step 2: Convert to fraction form
    656,431.39/984,647.24 = 207,187.27/x
  3. Step 3: Cross multiply
    656,431.39x = 984,647.24 × 207,187.27
  4. Step 4: Simplify right side
    656,431.39x = 204,006,370,848.03
  5. Step 5: Solve for x
    x = 204,006,370,848.03/656,431.39
  6. Step 6: Final answer
    x = 310,780.95

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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.