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Finding the Fourth Proportional to 635,494.84, 953,241.58 and 162,180.20

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Solution

The fourth proportional to 635,494.84, 953,241.58 and 162,180.20 is: 243,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,494.84 : 953,241.58 = 162,180.20 : x
  2. Step 2: Convert to fraction form
    635,494.84/953,241.58 = 162,180.20/x
  3. Step 3: Cross multiply
    635,494.84x = 953,241.58 × 162,180.20
  4. Step 4: Simplify right side
    635,494.84x = 154,596,910,092.72
  5. Step 5: Solve for x
    x = 154,596,910,092.72/635,494.84
  6. Step 6: Final answer
    x = 243,270.13

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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.