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Finding the Fourth Proportional to 196,770, 295,204.83 and 56,528.64

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Solution

The fourth proportional to 196,770, 295,204.83 and 56,528.64 is: 84,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,770 : 295,204.83 = 56,528.64 : x
  2. Step 2: Convert to fraction form
    196,770/295,204.83 = 56,528.64/x
  3. Step 3: Cross multiply
    196,770x = 295,204.83 × 56,528.64
  4. Step 4: Simplify right side
    196,770x = 16,687,527,561.33
  5. Step 5: Solve for x
    x = 16,687,527,561.33/196,770
  6. Step 6: Final answer
    x = 84,807.28

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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.