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Finding the Fourth Proportional to 293,199.30, 404,658.45 and 185,779.34

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Solution

The fourth proportional to 293,199.30, 404,658.45 and 185,779.34 is: 256,402.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,199.30 : 404,658.45 = 185,779.34 : x
  2. Step 2: Convert to fraction form
    293,199.30/404,658.45 = 185,779.34/x
  3. Step 3: Cross multiply
    293,199.30x = 404,658.45 × 185,779.34
  4. Step 4: Simplify right side
    293,199.30x = 75,177,177,743.13
  5. Step 5: Solve for x
    x = 75,177,177,743.13/293,199.30
  6. Step 6: Final answer
    x = 256,402.99

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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.