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Finding the Fourth Proportional to 367,496.42, 551,194.40 and 101,218.64

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Solution

The fourth proportional to 367,496.42, 551,194.40 and 101,218.64 is: 151,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,496.42 : 551,194.40 = 101,218.64 : x
  2. Step 2: Convert to fraction form
    367,496.42/551,194.40 = 101,218.64/x
  3. Step 3: Cross multiply
    367,496.42x = 551,194.40 × 101,218.64
  4. Step 4: Simplify right side
    367,496.42x = 55,791,147,543.62
  5. Step 5: Solve for x
    x = 55,791,147,543.62/367,496.42
  6. Step 6: Final answer
    x = 151,814.13

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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.