Home / 644,101.34-966,152.07-200,869.34

Finding the Fourth Proportional to 644,101.34, 966,152.07 and 200,869.34

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Solution

The fourth proportional to 644,101.34, 966,152.07 and 200,869.34 is: 301,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,101.34 : 966,152.07 = 200,869.34 : x
  2. Step 2: Convert to fraction form
    644,101.34/966,152.07 = 200,869.34/x
  3. Step 3: Cross multiply
    644,101.34x = 966,152.07 × 200,869.34
  4. Step 4: Simplify right side
    644,101.34x = 194,070,328,640.53
  5. Step 5: Solve for x
    x = 194,070,328,640.53/644,101.34
  6. Step 6: Final answer
    x = 301,304.03

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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.