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Finding the Fourth Proportional to 367,783.77, 551,674.69 and 97,911.92

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Solution

The fourth proportional to 367,783.77, 551,674.69 and 97,911.92 is: 146,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,783.77 : 551,674.69 = 97,911.92 : x
  2. Step 2: Convert to fraction form
    367,783.77/551,674.69 = 97,911.92/x
  3. Step 3: Cross multiply
    367,783.77x = 551,674.69 × 97,911.92
  4. Step 4: Simplify right side
    367,783.77x = 54,015,528,113.30
  5. Step 5: Solve for x
    x = 54,015,528,113.30/367,783.77
  6. Step 6: Final answer
    x = 146,867.62

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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.