Home / 644,098.37-966,147.55-244,644.64

Finding the Fourth Proportional to 644,098.37, 966,147.55 and 244,644.64

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Solution

The fourth proportional to 644,098.37, 966,147.55 and 244,644.64 is: 366,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,098.37 : 966,147.55 = 244,644.64 : x
  2. Step 2: Convert to fraction form
    644,098.37/966,147.55 = 244,644.64/x
  3. Step 3: Cross multiply
    644,098.37x = 966,147.55 × 244,644.64
  4. Step 4: Simplify right side
    644,098.37x = 236,362,816,529.65
  5. Step 5: Solve for x
    x = 236,362,816,529.65/644,098.37
  6. Step 6: Final answer
    x = 366,966.96

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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.