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Finding the Fourth Proportional to 338,589.52, 467,229.16 and 185,603.28

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Solution

The fourth proportional to 338,589.52, 467,229.16 and 185,603.28 is: 256,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,589.52 : 467,229.16 = 185,603.28 : x
  2. Step 2: Convert to fraction form
    338,589.52/467,229.16 = 185,603.28/x
  3. Step 3: Cross multiply
    338,589.52x = 467,229.16 × 185,603.28
  4. Step 4: Simplify right side
    338,589.52x = 86,719,264,607.64
  5. Step 5: Solve for x
    x = 86,719,264,607.64/338,589.52
  6. Step 6: Final answer
    x = 256,119.16

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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.