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Finding the Fourth Proportional to 264,779.34, 365,571.44 and 203,416.24

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Solution

The fourth proportional to 264,779.34, 365,571.44 and 203,416.24 is: 280,849.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,779.34 : 365,571.44 = 203,416.24 : x
  2. Step 2: Convert to fraction form
    264,779.34/365,571.44 = 203,416.24/x
  3. Step 3: Cross multiply
    264,779.34x = 365,571.44 × 203,416.24
  4. Step 4: Simplify right side
    264,779.34x = 74,363,167,776.19
  5. Step 5: Solve for x
    x = 74,363,167,776.19/264,779.34
  6. Step 6: Final answer
    x = 280,849.59

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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.