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Finding the Fourth Proportional to 404,967.65, 558,861.26 and 235,201.77

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Solution

The fourth proportional to 404,967.65, 558,861.26 and 235,201.77 is: 324,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,967.65 : 558,861.26 = 235,201.77 : x
  2. Step 2: Convert to fraction form
    404,967.65/558,861.26 = 235,201.77/x
  3. Step 3: Cross multiply
    404,967.65x = 558,861.26 × 235,201.77
  4. Step 4: Simplify right side
    404,967.65x = 131,445,156,360.42
  5. Step 5: Solve for x
    x = 131,445,156,360.42/404,967.65
  6. Step 6: Final answer
    x = 324,581.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.