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Finding the Fourth Proportional to 338,911.63, 467,682.25 and 185,946.37

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Solution

The fourth proportional to 338,911.63, 467,682.25 and 185,946.37 is: 256,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,911.63 : 467,682.25 = 185,946.37 : x
  2. Step 2: Convert to fraction form
    338,911.63/467,682.25 = 185,946.37/x
  3. Step 3: Cross multiply
    338,911.63x = 467,682.25 × 185,946.37
  4. Step 4: Simplify right side
    338,911.63x = 86,963,816,700.93
  5. Step 5: Solve for x
    x = 86,963,816,700.93/338,911.63
  6. Step 6: Final answer
    x = 256,597.32

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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.