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Finding the Fourth Proportional to 367,524.71, 551,307.84 and 130,867.41

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Solution

The fourth proportional to 367,524.71, 551,307.84 and 130,867.41 is: 196,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,524.71 : 551,307.84 = 130,867.41 : x
  2. Step 2: Convert to fraction form
    367,524.71/551,307.84 = 130,867.41/x
  3. Step 3: Cross multiply
    367,524.71x = 551,307.84 × 130,867.41
  4. Step 4: Simplify right side
    367,524.71x = 72,148,230,710.15
  5. Step 5: Solve for x
    x = 72,148,230,710.15/367,524.71
  6. Step 6: Final answer
    x = 196,308.52

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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.