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Finding the Fourth Proportional to 338,934.62, 467,714.12 and 185,969.00

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Solution

The fourth proportional to 338,934.62, 467,714.12 and 185,969.00 is: 256,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,934.62 : 467,714.12 = 185,969.00 : x
  2. Step 2: Convert to fraction form
    338,934.62/467,714.12 = 185,969.00/x
  3. Step 3: Cross multiply
    338,934.62x = 467,714.12 × 185,969.00
  4. Step 4: Simplify right side
    338,934.62x = 86,980,323,913.86
  5. Step 5: Solve for x
    x = 86,980,323,913.86/338,934.62
  6. Step 6: Final answer
    x = 256,628.62

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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.