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Finding the Fourth Proportional to 361,079.04, 498,304.72 and 199,934.08

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Solution

The fourth proportional to 361,079.04, 498,304.72 and 199,934.08 is: 275,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,079.04 : 498,304.72 = 199,934.08 : x
  2. Step 2: Convert to fraction form
    361,079.04/498,304.72 = 199,934.08/x
  3. Step 3: Cross multiply
    361,079.04x = 498,304.72 × 199,934.08
  4. Step 4: Simplify right side
    361,079.04x = 99,628,095,752.86
  5. Step 5: Solve for x
    x = 99,628,095,752.86/361,079.04
  6. Step 6: Final answer
    x = 275,917.69

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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.