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Finding the Fourth Proportional to 527,242.96, 790,798.83 and 211,593.25

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Solution

The fourth proportional to 527,242.96, 790,798.83 and 211,593.25 is: 317,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,242.96 : 790,798.83 = 211,593.25 : x
  2. Step 2: Convert to fraction form
    527,242.96/790,798.83 = 211,593.25/x
  3. Step 3: Cross multiply
    527,242.96x = 790,798.83 × 211,593.25
  4. Step 4: Simplify right side
    527,242.96x = 167,327,694,535.90
  5. Step 5: Solve for x
    x = 167,327,694,535.90/527,242.96
  6. Step 6: Final answer
    x = 317,363.54

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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.