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Finding the Fourth Proportional to 551,350.32, 827,350.47 and 231,558.30

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Solution

The fourth proportional to 551,350.32, 827,350.47 and 231,558.30 is: 347,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,350.32 : 827,350.47 = 231,558.30 : x
  2. Step 2: Convert to fraction form
    551,350.32/827,350.47 = 231,558.30/x
  3. Step 3: Cross multiply
    551,350.32x = 827,350.47 × 231,558.30
  4. Step 4: Simplify right side
    551,350.32x = 191,579,868,337.40
  5. Step 5: Solve for x
    x = 191,579,868,337.40/551,350.32
  6. Step 6: Final answer
    x = 347,473.94

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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.