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Finding the Fourth Proportional to 365,790.52, 504,779.34 and 204,648.40

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Solution

The fourth proportional to 365,790.52, 504,779.34 and 204,648.40 is: 282,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,790.52 : 504,779.34 = 204,648.40 : x
  2. Step 2: Convert to fraction form
    365,790.52/504,779.34 = 204,648.40/x
  3. Step 3: Cross multiply
    365,790.52x = 504,779.34 × 204,648.40
  4. Step 4: Simplify right side
    365,790.52x = 103,302,284,284.06
  5. Step 5: Solve for x
    x = 103,302,284,284.06/365,790.52
  6. Step 6: Final answer
    x = 282,408.31

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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.