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Finding the Fourth Proportional to 552,007.80, 827,720.10 and 236,107.80

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Solution

The fourth proportional to 552,007.80, 827,720.10 and 236,107.80 is: 354,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,007.80 : 827,720.10 = 236,107.80 : x
  2. Step 2: Convert to fraction form
    552,007.80/827,720.10 = 236,107.80/x
  3. Step 3: Cross multiply
    552,007.80x = 827,720.10 × 236,107.80
  4. Step 4: Simplify right side
    552,007.80x = 195,431,171,826.78
  5. Step 5: Solve for x
    x = 195,431,171,826.78/552,007.80
  6. Step 6: Final answer
    x = 354,036.98

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1.5x scale

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.