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Finding the Fourth Proportional to 338,484.91, 467,114.69 and 185,537.78

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Solution

The fourth proportional to 338,484.91, 467,114.69 and 185,537.78 is: 256,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,484.91 : 467,114.69 = 185,537.78 : x
  2. Step 2: Convert to fraction form
    338,484.91/467,114.69 = 185,537.78/x
  3. Step 3: Cross multiply
    338,484.91x = 467,114.69 × 185,537.78
  4. Step 4: Simplify right side
    338,484.91x = 86,667,420,716.26
  5. Step 5: Solve for x
    x = 86,667,420,716.26/338,484.91
  6. Step 6: Final answer
    x = 256,045.16

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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.