Home / 644,001.50-966,002.26-200,769.50

Finding the Fourth Proportional to 644,001.50, 966,002.26 and 200,769.50

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Solution

The fourth proportional to 644,001.50, 966,002.26 and 200,769.50 is: 301,154.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,001.50 : 966,002.26 = 200,769.50 : x
  2. Step 2: Convert to fraction form
    644,001.50/966,002.26 = 200,769.50/x
  3. Step 3: Cross multiply
    644,001.50x = 966,002.26 × 200,769.50
  4. Step 4: Simplify right side
    644,001.50x = 193,943,790,739.07
  5. Step 5: Solve for x
    x = 193,943,790,739.07/644,001.50
  6. Step 6: Final answer
    x = 301,154.25

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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.