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Finding the Fourth Proportional to 367,865.15, 551,808.05 and 101,625.71

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Solution

The fourth proportional to 367,865.15, 551,808.05 and 101,625.71 is: 152,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,865.15 : 551,808.05 = 101,625.71 : x
  2. Step 2: Convert to fraction form
    367,865.15/551,808.05 = 101,625.71/x
  3. Step 3: Cross multiply
    367,865.15x = 551,808.05 × 101,625.71
  4. Step 4: Simplify right side
    367,865.15x = 56,077,881,597.80
  5. Step 5: Solve for x
    x = 56,077,881,597.80/367,865.15
  6. Step 6: Final answer
    x = 152,441.41

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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.