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Finding the Fourth Proportional to 395,514.99, 592,779.06 and 192,944.16

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Solution

The fourth proportional to 395,514.99, 592,779.06 and 192,944.16 is: 289,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,514.99 : 592,779.06 = 192,944.16 : x
  2. Step 2: Convert to fraction form
    395,514.99/592,779.06 = 192,944.16/x
  3. Step 3: Cross multiply
    395,514.99x = 592,779.06 × 192,944.16
  4. Step 4: Simplify right side
    395,514.99x = 114,373,257,797.29
  5. Step 5: Solve for x
    x = 114,373,257,797.29/395,514.99
  6. Step 6: Final answer
    x = 289,175.53

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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.