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Finding the Fourth Proportional to 338,485.16, 467,115.04 and 185,538.03

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Solution

The fourth proportional to 338,485.16, 467,115.04 and 185,538.03 is: 256,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,485.16 : 467,115.04 = 185,538.03 : x
  2. Step 2: Convert to fraction form
    338,485.16/467,115.04 = 185,538.03/x
  3. Step 3: Cross multiply
    338,485.16x = 467,115.04 × 185,538.03
  4. Step 4: Simplify right side
    338,485.16x = 86,667,604,304.97
  5. Step 5: Solve for x
    x = 86,667,604,304.97/338,485.16
  6. Step 6: Final answer
    x = 256,045.51

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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.